Javascript 希腊 直布罗陀 马耳他 蒙特卡罗 列支敦士登 瑞士 德国 奥地利 大不列颠联合王国 法国 意大利 葡萄牙 西班牙 爱尔兰 冰岛 荷兰 比利时 卢森堡 丹麦 芬兰 瑞典 挪威 波兰 俄罗斯 乌克兰 罗马尼亚 匈牙利 捷克共和国 斯洛瓦基亚 斯洛文尼亚 克罗地亚 波斯尼亚和黑塞哥维那 塞尔维亚 黑山 阿尔巴尼亚 鼓胀的 土耳其 以色列 白俄罗斯 拉脱维亚 立陶宛 爱沙尼亚 摩尔多瓦 北马克多尼亚 希腊 直布罗陀 马耳他 蒙特卡罗 列支敦士登 出站日期返回日期 评论

Javascript 希腊 直布罗陀 马耳他 蒙特卡罗 列支敦士登 瑞士 德国 奥地利 大不列颠联合王国 法国 意大利 葡萄牙 西班牙 爱尔兰 冰岛 荷兰 比利时 卢森堡 丹麦 芬兰 瑞典 挪威 波兰 俄罗斯 乌克兰 罗马尼亚 匈牙利 捷克共和国 斯洛瓦基亚 斯洛文尼亚 克罗地亚 波斯尼亚和黑塞哥维那 塞尔维亚 黑山 阿尔巴尼亚 鼓胀的 土耳其 以色列 白俄罗斯 拉脱维亚 立陶宛 爱沙尼亚 摩尔多瓦 北马克多尼亚 希腊 直布罗陀 马耳他 蒙特卡罗 列支敦士登 出站日期返回日期 评论,javascript,html,mathematical-optimization,Javascript,Html,Mathematical Optimization,我已经更新了代码,但结果中的值仍然只有300 <select id="outbound" class="outbound" name="outbound" onchange="change(this);"> <select id="return" class="returnflight" name="returnflight" onchan

我已经更新了代码,但结果中的值仍然只有300

<select id="outbound" class="outbound" name="outbound" onchange="change(this);">
<select id="return" class="returnflight" name="returnflight" onchange="change(this);">
<!doctype html>
<!-- Written by Igor Stefanovic -->
<html>
    <head>
        <meta charset="utf-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>Formular eigenes Beispiel 4.7</title>
        <style> body {background: url(bIecaU.jpg) no-repeat scroll ; display: flex; background-size: cover;background-color: rgba(0,0,0,0);}
                select {border-color: aqua; background-color: rgba(0,0,0,0); font-family: Arial; color: aqua; display: flex;}
                input {border-color: aqua; background-color: rgba(0,0,0,0); font-family: Arial; color: aqua; display: flex;}
                checkbox {border-color: aqua; background-color: rgba(0,0,0,0); font-family: Arial; color: aqua; display: flex;}
                textarea {border-color: aqua; background-color: rgba(0,0,0,0); font-family: Arial; color: aqua; display: flex;}
                h3 {display: flex;}
                p {display: flex;}
        
        @media only screen and (min-width: 600px) {
  /* For tablets: */
  .col-s-1 {width: 8.33%;}
  .col-s-2 {width: 16.66%;}
  .col-s-3 {width: 25%;}
  .col-s-4 {width: 33.33%;}
  .col-s-5 {width: 41.66%;}
  .col-s-6 {width: 50%;}
  .col-s-7 {width: 58.33%;}
  .col-s-8 {width: 66.66%;}
  .col-s-9 {width: 75%;}
  .col-s-10 {width: 83.33%;}
  .col-s-11 {width: 91.66%;}
  .col-s-12 {width: 100%;}
}
@media only screen and (min-width: 768px) {
  /* For desktop: */
  .col-1 {width: 8.33%;}
  .col-2 {width: 16.66%;}
  .col-3 {width: 25%;}
  .col-4 {width: 33.33%;}
  .col-5 {width: 41.66%;}
  .col-6 {width: 50%;}
  .col-7 {width: 58.33%;}
  .col-8 {width: 66.66%;}
  .col-9 {width: 75%;}
  .col-10 {width: 83.33%;}
  .col-11 {width: 91.66%;}
  .col-12 {width: 100%;}
}

        </style>
        <script>
            function change(object) {
                document.f.control.value = object.name + ", " + object.value + ", Content new";
                let outbound = document.getElementById('outbound').value
                    , returnFlight = document.getElementById('return').value
                    , map = [0, 150, 200, 250, 300, 350]
                    , result = map[parseInt(outbound)] + map[parseInt(returnFlight)]
                alert("The Cost of your journey will be about: " + result + "€")
            }

            function turning(object) {
                document.f.control.value = object.name + ", " + object.value + ", Content changed";
            }

            function marked(object) {
                if (object.checked) {
                    document.getElementsByClassName("returnflight")[0].style.visibility = "hidden";
                    document.getElementsByClassName("dateofreturn")[0].style.visibility = "hidden";
                    document.f.control.value = object.name + ", " + object.value + " marked.";
                } else {
                    document.getElementsByClassName("returnflight")[0].style.visibility = "unset";
                    document.getElementsByClassName("dateofreturn")[0].style.visibility = "unset";
                    document.f.control.value = object.name + ", " + object.value + " not marked.";
                }
            }

            function send() {
                return confirm("Do you want to send the form?");
            }
 
            function abort() {
                return confirm("Do you want to reset the form?");
            }

            function calculate(object) {
            }
        </script>
        Form written by Igor Stefanovic<br><br>
    </head>
    <body>
        <form name="f" method="post" action="event_form_eigbsp.php" onsubmit="return send();" onreset="return abort();">
            <input name="mrmrs"     type="radio" value="Mr." onclick="change(this);" checked="checked"> Mr.
            <input name="mrmrs"    type="radio" value="Mrs" onclick="change(this);"> Mrs.<br>
            <input name="name"    value="Name" size="20" onchange="change(this);"> Name <br>
            <input name="surname"   value="Surname" size="20" onkeyup="turn(this);"> Surname<br>
            <input name="street"    value="Street" size="20"  onkeyup="turn(this);"> Street <input name="nr" value=" " size="3" onchange="change(this);"> Nr.<br>
            <input name="city"    value="City"   size="20" onchange="change(this);"> City<br>
            <input name="postalcode" type="number" value="Postal Code" size="6" onchange="change(this);"> Postal Code<br><br>
            <select name="land" onchange="change(this);">
                <option value="Switzerland" selected="selected">Switzerland</option><br>
                <option value="Germany">Germany</option>
                <option value="Austria">Austria</option>
                <option value="United Kingdom">United Kingdom</option>
                <option value="France">France</option>
                <option value="Italy">Italy</option>
                <option value="Portugal">Portugal</option>
                <option value="Spain">Spain</option>
                <option value="Ireland">Ireland</option>
                <option value="Iceland">Iceland</option>
                <option value="Netherlands">Netherlands</option>
                <option value="Belgium">Belgium</option>
                <option value="Luxembourgh">Luxembourgh</option>
                <option value="Denmark">Denmark</option>
                <option value="Finland">Finland</option>
                <option value="Sweden">Sweden</option>
                <option value="Norway">Norway</option>
                <option value="Poland">Poland</option>
                <option value="Russia">Russia</option>
                <option value="Ukraine">Ukraine</option>
                <option value="Romania">Romania</option>
                <option value="Hungary">Hungary</option>
                <option value="Czech Republic">Czech Republic</option>
                <option value="Slovakia">Slowakia</option>
                <option value="Slovenia">Slovenia</option>
                <option value="Croatia">Croatia</option>
                <option value="Bosnia & Herzegowina">Bosnia & Herzegovina</option>
                <option value="Serbia">Serbia</option>
                <option value="Montenegro">Montenegro</option>
                <option value="Albania">Albania</option>
                <option value="Bulgary">Bulgary</option>
                <option value="Turkey">Turkey</option>
                <option value="Israel">Israel</option>
                <option value="Belarus">Belarus</option>
                <option value="Latvia">Latvia</option>
                <option value="Lithuania">Lithuania</option>
                <option value="Estonia">Estonia</option>
                <option value="Moldova">Moldova</option>
                <option value="North Makedonia">North Makedonia</option>
                <option value="Greece">Greece</option>
                <option value="Gibraltar">Gibraltar</option>
                <option value="Malta">Malte</option>
                <option value="Monte Carlo">Monte Carlo</option>
                <option value="Liechtenstein">Liechtenstein</option>
                </select> Country of Residence<br><br>
            <input name="dateofbirth" type="date" value="Date of Birth" onkeypress="turn(this);">&nbsp;&nbsp; Date of Birth<br><br>
                &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<input class="flight" name="flight" type="checkbox" value="Only One Way" onclick="marked(this);">&nbsp;&nbsp; Only One Way<br><br>Outbound Country&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return Flight Country<br>
            <select id="outbound" class="outbound" name="outbound" onchange="change(this);">
                <option value="1" selected="selected">Switzerland</option>
                <option value="1">Germany</option>
                <option value="1">Austria</option>
                <option value="2">United Kingdom</option>
                <option value="1">France</option>
                <option value="1">Italy</option>
                <option value="2">Portugal</option>
                <option value="2">Spain</option>
                <option value="4">Ireland</option>
                <option value="5">Iceland</option>
                <option value="2">Netherlands</option>
                <option value="2">Belgium</option>
                <option value="1">Luxembourgh</option>
                <option value="2">Denmark</option>
                <option value="4">Finland</option>
                <option value="4">Sweden</option>
                <option value="4">Norway</option>
                <option value="2">Poland</option>
                <option value="4">Russia</option>
                <option value="4">Ukraine</option>
                <option value="4">Romania</option>
                <option value="2">Hungary</option>
                <option value="2">Czech Republic</option>
                <option value="1">Slowakia</option>
                <option value="1">Slovenia</option>
                <option value="2">Croatia</option>
                <option value="3">Bosnia & Herzegovina</option>
                <option value="3">Serbia</option>
                <option value="3">Montenegro</option>
                <option value="4">Albania</option>
                <option value="4">Bulgary</option>
                <option value="5">Turkey</option>
                <option value="5">Israel</option>
                <option value="4">Belarus</option>
                <option value="3">Latvia</option>
                <option value="3">Lithuania</option>
                <option value="2">Estonia</option>
                <option value="4">Moldova</option>
                <option value="4">North Makedonia</option>
                <option value="4">Greece</option>
                <option value="2">Gibraltar</option>
                <option value="2">Malte</option>
                <option value="2">Monte Carlo</option>
                <option value="1">Liechtenstein</option>
            </select>
            <select id="return" class="returnflight" name="returnflight" onchange="change(this);">
                <option value="1" selected="selected">Switzerland</option>
                <option value="1">Germany</option>
                <option value="1">Austria</option>
                <option value="2">United Kingdom</option>
                <option value="1">France</option>
                <option value="1">Italy</option>
                <option value="2">Portugal</option>
                <option value="2">Spain</option>
                <option value="4">Ireland</option>
                <option value="5">Iceland</option>
                <option value="2">Netherlands</option>
                <option value="2">Belgium</option>
                <option value="1">Luxembourgh</option>
                <option value="2">Denmark</option>
                <option value="4">Finland</option>
                <option value="4">Sweden</option>
                <option value="4">Norway</option>
                <option value="2">Poland</option>
                <option value="4">Russia</option>
                <option value="4">Ukraine</option>
                <option value="4">Romania</option>
                <option value="2">Hungary</option>
                <option value="2">Czech Republic</option>
                <option value="1">Slowakia</option>
                <option value="1">Slovenia</option>
                <option value="2">Croatia</option>
                <option value="3">Bosnia & Herzegovina</option>
                <option value="3">Serbia</option>
                <option value="3">Montenegro</option>
                <option value="4">Albania</option>
                <option value="4">Bulgary</option>
                <option value="5">Turkey</option>
                <option value="5">Israel</option>
                <option value="4">Belarus</option>
                <option value="3">Latvia</option>
                <option value="3">Lithuania</option>
                <option value="2">Estonia</option>
                <option value="4">Moldova</option>
                <option value="4">North Makedonia</option>
                <option value="4">Greece</option>
                <option value="2">Gibraltar</option>
                <option value="2">Malte</option>
                <option value="2">Monte Carlo</option>
                <option value="1">Liechtenstein</option>
            </select>
            <br><br>Date of Outbound&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Date of Return<br>
            <input class="dateofoutbound" name="dateofoutbound" type="date" onchange="turning(this);">&nbsp;&nbsp;&nbsp;<input class="dateofreturn" name="dateofreturn" type="date" onclick="turning(this);">
            <br><br>
            <textarea name="comment" rows="6" cols="20" type="text" value="comment" onchange="change(this);"></textarea>Comments<br><br>
            <input name="control" type="text" value="control" size="50" readonly="readonly"><br><br>
            <input type="submit" value="Send"><input type="reset" value="Reset">
        </form>
    </body>
</html>
这可能符合您的要求。 代码还没有经过测试。如果有任何错误,请评论

注意:如果您收到NaN,可能是因为您将
value=”“
替换为literal
value=“”
。我的意思是你需要使用你已经为id“”使用的值

我的意思是:

<select id="outbound" class="outbound" name="outbound" onchange="change(this);">
<select id="return" class="returnflight" name="returnflight" onchange="change(this);">
<!doctype html>
<!-- Written by Igor Stefanovic -->
<html>
    <head>
        <meta charset="utf-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>Formular eigenes Beispiel 4.7</title>
        <style> body {background: url(bIecaU.jpg) no-repeat scroll ; display: flex; background-size: cover;background-color: rgba(0,0,0,0);}
                select {border-color: aqua; background-color: rgba(0,0,0,0); font-family: Arial; color: aqua; display: flex;}
                input {border-color: aqua; background-color: rgba(0,0,0,0); font-family: Arial; color: aqua; display: flex;}
                checkbox {border-color: aqua; background-color: rgba(0,0,0,0); font-family: Arial; color: aqua; display: flex;}
                textarea {border-color: aqua; background-color: rgba(0,0,0,0); font-family: Arial; color: aqua; display: flex;}
                h3 {display: flex;}
                p {display: flex;}
        
        @media only screen and (min-width: 600px) {
  /* For tablets: */
  .col-s-1 {width: 8.33%;}
  .col-s-2 {width: 16.66%;}
  .col-s-3 {width: 25%;}
  .col-s-4 {width: 33.33%;}
  .col-s-5 {width: 41.66%;}
  .col-s-6 {width: 50%;}
  .col-s-7 {width: 58.33%;}
  .col-s-8 {width: 66.66%;}
  .col-s-9 {width: 75%;}
  .col-s-10 {width: 83.33%;}
  .col-s-11 {width: 91.66%;}
  .col-s-12 {width: 100%;}
}
@media only screen and (min-width: 768px) {
  /* For desktop: */
  .col-1 {width: 8.33%;}
  .col-2 {width: 16.66%;}
  .col-3 {width: 25%;}
  .col-4 {width: 33.33%;}
  .col-5 {width: 41.66%;}
  .col-6 {width: 50%;}
  .col-7 {width: 58.33%;}
  .col-8 {width: 66.66%;}
  .col-9 {width: 75%;}
  .col-10 {width: 83.33%;}
  .col-11 {width: 91.66%;}
  .col-12 {width: 100%;}
}

        </style>
        <script>
            function change(object) {
                document.f.control.value = object.name + ", " + object.value + ", Content new";
                let outbound = document.getElementById('outbound').value
                    , returnFlight = document.getElementById('return').value
                    , map = [0, 150, 200, 250, 300, 350]
                    , result = map[parseInt(outbound)] + map[parseInt(returnFlight)]
                alert("The Cost of your journey will be about: " + result + "€")
            }

            function turning(object) {
                document.f.control.value = object.name + ", " + object.value + ", Content changed";
            }

            function marked(object) {
                if (object.checked) {
                    document.getElementsByClassName("returnflight")[0].style.visibility = "hidden";
                    document.getElementsByClassName("dateofreturn")[0].style.visibility = "hidden";
                    document.f.control.value = object.name + ", " + object.value + " marked.";
                } else {
                    document.getElementsByClassName("returnflight")[0].style.visibility = "unset";
                    document.getElementsByClassName("dateofreturn")[0].style.visibility = "unset";
                    document.f.control.value = object.name + ", " + object.value + " not marked.";
                }
            }

            function send() {
                return confirm("Do you want to send the form?");
            }
 
            function abort() {
                return confirm("Do you want to reset the form?");
            }

            function calculate(object) {
            }
        </script>
        Form written by Igor Stefanovic<br><br>
    </head>
    <body>
        <form name="f" method="post" action="event_form_eigbsp.php" onsubmit="return send();" onreset="return abort();">
            <input name="mrmrs"     type="radio" value="Mr." onclick="change(this);" checked="checked"> Mr.
            <input name="mrmrs"    type="radio" value="Mrs" onclick="change(this);"> Mrs.<br>
            <input name="name"    value="Name" size="20" onchange="change(this);"> Name <br>
            <input name="surname"   value="Surname" size="20" onkeyup="turn(this);"> Surname<br>
            <input name="street"    value="Street" size="20"  onkeyup="turn(this);"> Street <input name="nr" value=" " size="3" onchange="change(this);"> Nr.<br>
            <input name="city"    value="City"   size="20" onchange="change(this);"> City<br>
            <input name="postalcode" type="number" value="Postal Code" size="6" onchange="change(this);"> Postal Code<br><br>
            <select name="land" onchange="change(this);">
                <option value="Switzerland" selected="selected">Switzerland</option><br>
                <option value="Germany">Germany</option>
                <option value="Austria">Austria</option>
                <option value="United Kingdom">United Kingdom</option>
                <option value="France">France</option>
                <option value="Italy">Italy</option>
                <option value="Portugal">Portugal</option>
                <option value="Spain">Spain</option>
                <option value="Ireland">Ireland</option>
                <option value="Iceland">Iceland</option>
                <option value="Netherlands">Netherlands</option>
                <option value="Belgium">Belgium</option>
                <option value="Luxembourgh">Luxembourgh</option>
                <option value="Denmark">Denmark</option>
                <option value="Finland">Finland</option>
                <option value="Sweden">Sweden</option>
                <option value="Norway">Norway</option>
                <option value="Poland">Poland</option>
                <option value="Russia">Russia</option>
                <option value="Ukraine">Ukraine</option>
                <option value="Romania">Romania</option>
                <option value="Hungary">Hungary</option>
                <option value="Czech Republic">Czech Republic</option>
                <option value="Slovakia">Slowakia</option>
                <option value="Slovenia">Slovenia</option>
                <option value="Croatia">Croatia</option>
                <option value="Bosnia & Herzegowina">Bosnia & Herzegovina</option>
                <option value="Serbia">Serbia</option>
                <option value="Montenegro">Montenegro</option>
                <option value="Albania">Albania</option>
                <option value="Bulgary">Bulgary</option>
                <option value="Turkey">Turkey</option>
                <option value="Israel">Israel</option>
                <option value="Belarus">Belarus</option>
                <option value="Latvia">Latvia</option>
                <option value="Lithuania">Lithuania</option>
                <option value="Estonia">Estonia</option>
                <option value="Moldova">Moldova</option>
                <option value="North Makedonia">North Makedonia</option>
                <option value="Greece">Greece</option>
                <option value="Gibraltar">Gibraltar</option>
                <option value="Malta">Malte</option>
                <option value="Monte Carlo">Monte Carlo</option>
                <option value="Liechtenstein">Liechtenstein</option>
                </select> Country of Residence<br><br>
            <input name="dateofbirth" type="date" value="Date of Birth" onkeypress="turn(this);">&nbsp;&nbsp; Date of Birth<br><br>
                &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<input class="flight" name="flight" type="checkbox" value="Only One Way" onclick="marked(this);">&nbsp;&nbsp; Only One Way<br><br>Outbound Country&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return Flight Country<br>
            <select id="outbound" class="outbound" name="outbound" onchange="change(this);">
                <option value="1" selected="selected">Switzerland</option>
                <option value="1">Germany</option>
                <option value="1">Austria</option>
                <option value="2">United Kingdom</option>
                <option value="1">France</option>
                <option value="1">Italy</option>
                <option value="2">Portugal</option>
                <option value="2">Spain</option>
                <option value="4">Ireland</option>
                <option value="5">Iceland</option>
                <option value="2">Netherlands</option>
                <option value="2">Belgium</option>
                <option value="1">Luxembourgh</option>
                <option value="2">Denmark</option>
                <option value="4">Finland</option>
                <option value="4">Sweden</option>
                <option value="4">Norway</option>
                <option value="2">Poland</option>
                <option value="4">Russia</option>
                <option value="4">Ukraine</option>
                <option value="4">Romania</option>
                <option value="2">Hungary</option>
                <option value="2">Czech Republic</option>
                <option value="1">Slowakia</option>
                <option value="1">Slovenia</option>
                <option value="2">Croatia</option>
                <option value="3">Bosnia & Herzegovina</option>
                <option value="3">Serbia</option>
                <option value="3">Montenegro</option>
                <option value="4">Albania</option>
                <option value="4">Bulgary</option>
                <option value="5">Turkey</option>
                <option value="5">Israel</option>
                <option value="4">Belarus</option>
                <option value="3">Latvia</option>
                <option value="3">Lithuania</option>
                <option value="2">Estonia</option>
                <option value="4">Moldova</option>
                <option value="4">North Makedonia</option>
                <option value="4">Greece</option>
                <option value="2">Gibraltar</option>
                <option value="2">Malte</option>
                <option value="2">Monte Carlo</option>
                <option value="1">Liechtenstein</option>
            </select>
            <select id="return" class="returnflight" name="returnflight" onchange="change(this);">
                <option value="1" selected="selected">Switzerland</option>
                <option value="1">Germany</option>
                <option value="1">Austria</option>
                <option value="2">United Kingdom</option>
                <option value="1">France</option>
                <option value="1">Italy</option>
                <option value="2">Portugal</option>
                <option value="2">Spain</option>
                <option value="4">Ireland</option>
                <option value="5">Iceland</option>
                <option value="2">Netherlands</option>
                <option value="2">Belgium</option>
                <option value="1">Luxembourgh</option>
                <option value="2">Denmark</option>
                <option value="4">Finland</option>
                <option value="4">Sweden</option>
                <option value="4">Norway</option>
                <option value="2">Poland</option>
                <option value="4">Russia</option>
                <option value="4">Ukraine</option>
                <option value="4">Romania</option>
                <option value="2">Hungary</option>
                <option value="2">Czech Republic</option>
                <option value="1">Slowakia</option>
                <option value="1">Slovenia</option>
                <option value="2">Croatia</option>
                <option value="3">Bosnia & Herzegovina</option>
                <option value="3">Serbia</option>
                <option value="3">Montenegro</option>
                <option value="4">Albania</option>
                <option value="4">Bulgary</option>
                <option value="5">Turkey</option>
                <option value="5">Israel</option>
                <option value="4">Belarus</option>
                <option value="3">Latvia</option>
                <option value="3">Lithuania</option>
                <option value="2">Estonia</option>
                <option value="4">Moldova</option>
                <option value="4">North Makedonia</option>
                <option value="4">Greece</option>
                <option value="2">Gibraltar</option>
                <option value="2">Malte</option>
                <option value="2">Monte Carlo</option>
                <option value="1">Liechtenstein</option>
            </select>
            <br><br>Date of Outbound&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Date of Return<br>
            <input class="dateofoutbound" name="dateofoutbound" type="date" onchange="turning(this);">&nbsp;&nbsp;&nbsp;<input class="dateofreturn" name="dateofreturn" type="date" onclick="turning(this);">
            <br><br>
            <textarea name="comment" rows="6" cols="20" type="text" value="comment" onchange="change(this);"></textarea>Comments<br><br>
            <input name="control" type="text" value="control" size="50" readonly="readonly"><br><br>
            <input type="submit" value="Send"><input type="reset" value="Reset">
        </form>
    </body>
</html>

贝斯皮尔公式4.7
正文{background:url(bIecaU.jpg)无重复滚动;显示:flex;背景大小:cover;背景颜色:rgba(0,0,0,0);}
选择{边框颜色:aqua;背景颜色:rgba(0,0,0,0);字体系列:Arial;颜色:aqua;显示:flex;}
输入{边框颜色:aqua;背景颜色:rgba(0,0,0,0);字体系列:Arial;颜色:aqua;显示:flex;}
复选框{边框颜色:aqua;背景颜色:rgba(0,0,0,0);字体系列:Arial;颜色:aqua;显示:flex;}
text区域{边框颜色:浅绿色;背景颜色:rgba(0,0,0,0);字体系列:Arial;颜色:浅绿色;显示:flex;}
h3{display:flex;}
p{display:flex;}
@仅介质屏幕和(最小宽度:600px){
/*对于平板电脑:*/
.col-s-1{宽度:8.33%;}
.col-s-2{宽度:16.66%;}
.col-s-3{宽度:25%;}
.col-s-4{宽度:33.33%;}
.col-s-5{宽度:41.66%;}
.col-s-6{宽度:50%;}
.col-s-7{宽度:58.33%;}
.col-s-8{宽度:66.66%;}
.col-s-9{宽度:75%;}
.col-s-10{宽度:83.33%;}
.col-s-11{宽度:91.66%;}
.col-s-12{宽度:100%;}
}
@仅介质屏幕和(最小宽度:768px){
/*对于桌面:*/
.col-1{宽度:8.33%;}
.col-2{宽度:16.66%;}
.col-3{宽度:25%;}
.col-4{宽度:33.33%;}
.col-5{宽度:41.66%;}
.col-6{宽度:50%;}
.col-7{宽度:58.33%;}
.col-8{宽度:66.66%;}
.col-9{宽度:75%;}
.col-10{宽度:83.33%;}
.col-11{宽度:91.66%;}
.col-12{宽度:100%;}
}
功能更改(对象){
document.f.control.value=object.name+”,“+object.value+”,内容新建”;
let outbound=document.getElementById('outbound').value
,returnFlight=document.getElementById('return')。值
,map=[0150200250300350]
,结果=map[parseInt(出站)]+map[parseInt(返回航班)]
提醒(“您的旅程费用约为:“+结果+”€”)
}
功能转向(对象){
document.f.control.value=object.name+”,“+object.value+”,内容已更改”;
}
功能标记(对象){
if(object.checked){
document.getElementsByClassName(“returnflight”)[0].style.visibility=“hidden”;
document.getElementsByClassName(“dateofreturn”)[0].style.visibility=“hidden”;
document.f.control.value=object.name+,“+object.value+”已标记。“;
}否则{
document.getElementsByClassName(“returnflight”)[0].style.visibility=“unset”;
document.getElementsByClassName(“dateofreturn”)[0].style.visibility=“unset”;
document.f.control.value=object.name+,“+object.value+”未标记。“;
}
}
函数send(){
返回确认(“您想发送表单吗?”);
}
函数中止(){
返回确认(“是否要重置表单?”);
}
函数计算(对象){
}
伊戈尔·斯特凡诺维奇撰写的表格

先生
名称
姓氏
街道编号
城市
邮政编码

瑞士
德国 奥地利 大不列颠联合王国 法国 意大利 葡萄牙 西班牙 爱尔兰 冰岛 荷兰 比利时 卢森堡 丹麦 芬兰 瑞典 挪威 波兰 俄罗斯 乌克兰 罗马尼亚 匈牙利 捷克代表
<!doctype html>
<!-- Written by Igor Stefanovic -->
<html>
    <head>
        <meta charset="utf-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>Formular eigenes Beispiel 4.7</title>
        <style> body {background: url(bIecaU.jpg) no-repeat scroll ; display: flex; background-size: cover;background-color: rgba(0,0,0,0);}
                select {border-color: aqua; background-color: rgba(0,0,0,0); font-family: Arial; color: aqua; display: flex;}
                input {border-color: aqua; background-color: rgba(0,0,0,0); font-family: Arial; color: aqua; display: flex;}
                checkbox {border-color: aqua; background-color: rgba(0,0,0,0); font-family: Arial; color: aqua; display: flex;}
                textarea {border-color: aqua; background-color: rgba(0,0,0,0); font-family: Arial; color: aqua; display: flex;}
                h3 {display: flex;}
                p {display: flex;}
        
        @media only screen and (min-width: 600px) {
  /* For tablets: */
  .col-s-1 {width: 8.33%;}
  .col-s-2 {width: 16.66%;}
  .col-s-3 {width: 25%;}
  .col-s-4 {width: 33.33%;}
  .col-s-5 {width: 41.66%;}
  .col-s-6 {width: 50%;}
  .col-s-7 {width: 58.33%;}
  .col-s-8 {width: 66.66%;}
  .col-s-9 {width: 75%;}
  .col-s-10 {width: 83.33%;}
  .col-s-11 {width: 91.66%;}
  .col-s-12 {width: 100%;}
}
@media only screen and (min-width: 768px) {
  /* For desktop: */
  .col-1 {width: 8.33%;}
  .col-2 {width: 16.66%;}
  .col-3 {width: 25%;}
  .col-4 {width: 33.33%;}
  .col-5 {width: 41.66%;}
  .col-6 {width: 50%;}
  .col-7 {width: 58.33%;}
  .col-8 {width: 66.66%;}
  .col-9 {width: 75%;}
  .col-10 {width: 83.33%;}
  .col-11 {width: 91.66%;}
  .col-12 {width: 100%;}
}

        </style>
        <script>
            function change(object) {
                document.f.control.value = object.name + ", " + object.value + ", Content new";
                let outbound = document.getElementById('outbound').value
                    , returnFlight = document.getElementById('return').value
                    , map = [0, 150, 200, 250, 300, 350]
                    , result = map[parseInt(outbound)] + map[parseInt(returnFlight)]
                alert("The Cost of your journey will be about: " + result + "€")
            }

            function turning(object) {
                document.f.control.value = object.name + ", " + object.value + ", Content changed";
            }

            function marked(object) {
                if (object.checked) {
                    document.getElementsByClassName("returnflight")[0].style.visibility = "hidden";
                    document.getElementsByClassName("dateofreturn")[0].style.visibility = "hidden";
                    document.f.control.value = object.name + ", " + object.value + " marked.";
                } else {
                    document.getElementsByClassName("returnflight")[0].style.visibility = "unset";
                    document.getElementsByClassName("dateofreturn")[0].style.visibility = "unset";
                    document.f.control.value = object.name + ", " + object.value + " not marked.";
                }
            }

            function send() {
                return confirm("Do you want to send the form?");
            }
 
            function abort() {
                return confirm("Do you want to reset the form?");
            }

            function calculate(object) {
            }
        </script>
        Form written by Igor Stefanovic<br><br>
    </head>
    <body>
        <form name="f" method="post" action="event_form_eigbsp.php" onsubmit="return send();" onreset="return abort();">
            <input name="mrmrs"     type="radio" value="Mr." onclick="change(this);" checked="checked"> Mr.
            <input name="mrmrs"    type="radio" value="Mrs" onclick="change(this);"> Mrs.<br>
            <input name="name"    value="Name" size="20" onchange="change(this);"> Name <br>
            <input name="surname"   value="Surname" size="20" onkeyup="turn(this);"> Surname<br>
            <input name="street"    value="Street" size="20"  onkeyup="turn(this);"> Street <input name="nr" value=" " size="3" onchange="change(this);"> Nr.<br>
            <input name="city"    value="City"   size="20" onchange="change(this);"> City<br>
            <input name="postalcode" type="number" value="Postal Code" size="6" onchange="change(this);"> Postal Code<br><br>
            <select name="land" onchange="change(this);">
                <option value="Switzerland" selected="selected">Switzerland</option><br>
                <option value="Germany">Germany</option>
                <option value="Austria">Austria</option>
                <option value="United Kingdom">United Kingdom</option>
                <option value="France">France</option>
                <option value="Italy">Italy</option>
                <option value="Portugal">Portugal</option>
                <option value="Spain">Spain</option>
                <option value="Ireland">Ireland</option>
                <option value="Iceland">Iceland</option>
                <option value="Netherlands">Netherlands</option>
                <option value="Belgium">Belgium</option>
                <option value="Luxembourgh">Luxembourgh</option>
                <option value="Denmark">Denmark</option>
                <option value="Finland">Finland</option>
                <option value="Sweden">Sweden</option>
                <option value="Norway">Norway</option>
                <option value="Poland">Poland</option>
                <option value="Russia">Russia</option>
                <option value="Ukraine">Ukraine</option>
                <option value="Romania">Romania</option>
                <option value="Hungary">Hungary</option>
                <option value="Czech Republic">Czech Republic</option>
                <option value="Slovakia">Slowakia</option>
                <option value="Slovenia">Slovenia</option>
                <option value="Croatia">Croatia</option>
                <option value="Bosnia & Herzegowina">Bosnia & Herzegovina</option>
                <option value="Serbia">Serbia</option>
                <option value="Montenegro">Montenegro</option>
                <option value="Albania">Albania</option>
                <option value="Bulgary">Bulgary</option>
                <option value="Turkey">Turkey</option>
                <option value="Israel">Israel</option>
                <option value="Belarus">Belarus</option>
                <option value="Latvia">Latvia</option>
                <option value="Lithuania">Lithuania</option>
                <option value="Estonia">Estonia</option>
                <option value="Moldova">Moldova</option>
                <option value="North Makedonia">North Makedonia</option>
                <option value="Greece">Greece</option>
                <option value="Gibraltar">Gibraltar</option>
                <option value="Malta">Malte</option>
                <option value="Monte Carlo">Monte Carlo</option>
                <option value="Liechtenstein">Liechtenstein</option>
                </select> Country of Residence<br><br>
            <input name="dateofbirth" type="date" value="Date of Birth" onkeypress="turn(this);">&nbsp;&nbsp; Date of Birth<br><br>
                &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<input class="flight" name="flight" type="checkbox" value="Only One Way" onclick="marked(this);">&nbsp;&nbsp; Only One Way<br><br>Outbound Country&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return Flight Country<br>
            <select id="outbound" class="outbound" name="outbound" onchange="change(this);">
                <option value="1" selected="selected">Switzerland</option>
                <option value="1">Germany</option>
                <option value="1">Austria</option>
                <option value="2">United Kingdom</option>
                <option value="1">France</option>
                <option value="1">Italy</option>
                <option value="2">Portugal</option>
                <option value="2">Spain</option>
                <option value="4">Ireland</option>
                <option value="5">Iceland</option>
                <option value="2">Netherlands</option>
                <option value="2">Belgium</option>
                <option value="1">Luxembourgh</option>
                <option value="2">Denmark</option>
                <option value="4">Finland</option>
                <option value="4">Sweden</option>
                <option value="4">Norway</option>
                <option value="2">Poland</option>
                <option value="4">Russia</option>
                <option value="4">Ukraine</option>
                <option value="4">Romania</option>
                <option value="2">Hungary</option>
                <option value="2">Czech Republic</option>
                <option value="1">Slowakia</option>
                <option value="1">Slovenia</option>
                <option value="2">Croatia</option>
                <option value="3">Bosnia & Herzegovina</option>
                <option value="3">Serbia</option>
                <option value="3">Montenegro</option>
                <option value="4">Albania</option>
                <option value="4">Bulgary</option>
                <option value="5">Turkey</option>
                <option value="5">Israel</option>
                <option value="4">Belarus</option>
                <option value="3">Latvia</option>
                <option value="3">Lithuania</option>
                <option value="2">Estonia</option>
                <option value="4">Moldova</option>
                <option value="4">North Makedonia</option>
                <option value="4">Greece</option>
                <option value="2">Gibraltar</option>
                <option value="2">Malte</option>
                <option value="2">Monte Carlo</option>
                <option value="1">Liechtenstein</option>
            </select>
            <select id="return" class="returnflight" name="returnflight" onchange="change(this);">
                <option value="1" selected="selected">Switzerland</option>
                <option value="1">Germany</option>
                <option value="1">Austria</option>
                <option value="2">United Kingdom</option>
                <option value="1">France</option>
                <option value="1">Italy</option>
                <option value="2">Portugal</option>
                <option value="2">Spain</option>
                <option value="4">Ireland</option>
                <option value="5">Iceland</option>
                <option value="2">Netherlands</option>
                <option value="2">Belgium</option>
                <option value="1">Luxembourgh</option>
                <option value="2">Denmark</option>
                <option value="4">Finland</option>
                <option value="4">Sweden</option>
                <option value="4">Norway</option>
                <option value="2">Poland</option>
                <option value="4">Russia</option>
                <option value="4">Ukraine</option>
                <option value="4">Romania</option>
                <option value="2">Hungary</option>
                <option value="2">Czech Republic</option>
                <option value="1">Slowakia</option>
                <option value="1">Slovenia</option>
                <option value="2">Croatia</option>
                <option value="3">Bosnia & Herzegovina</option>
                <option value="3">Serbia</option>
                <option value="3">Montenegro</option>
                <option value="4">Albania</option>
                <option value="4">Bulgary</option>
                <option value="5">Turkey</option>
                <option value="5">Israel</option>
                <option value="4">Belarus</option>
                <option value="3">Latvia</option>
                <option value="3">Lithuania</option>
                <option value="2">Estonia</option>
                <option value="4">Moldova</option>
                <option value="4">North Makedonia</option>
                <option value="4">Greece</option>
                <option value="2">Gibraltar</option>
                <option value="2">Malte</option>
                <option value="2">Monte Carlo</option>
                <option value="1">Liechtenstein</option>
            </select>
            <br><br>Date of Outbound&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Date of Return<br>
            <input class="dateofoutbound" name="dateofoutbound" type="date" onchange="turning(this);">&nbsp;&nbsp;&nbsp;<input class="dateofreturn" name="dateofreturn" type="date" onclick="turning(this);">
            <br><br>
            <textarea name="comment" rows="6" cols="20" type="text" value="comment" onchange="change(this);"></textarea>Comments<br><br>
            <input name="control" type="text" value="control" size="50" readonly="readonly"><br><br>
            <input type="submit" value="Send"><input type="reset" value="Reset">
        </form>
    </body>
</html>
<!DOCTYPE html>
<html>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width,initial-scale=1">
    <title>Formular eigenes Beispiel 4.7</title>
    <style>
        * { box-sizing: border-box }
        form { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; font-size: 14px }
        form fieldset { margin-top: 1em; width: 30.476em }
        form fieldset.flight { display: inline-block; width: 15em }
        form legend { font-style: oblique; padding: 0 1em }
        form label { display: block; float: left; margin: .3em 0 }
        form label.c1 span { padding: 0 2em 0 .2em }
        form label.c2 { clear: both }
        form label.c2 span { font-size: .9em; padding-right: .2em }
        form label.c2 input,
        form label.c2 select { display: block; clear: left }
        form div { display: block; float: left; margin-right: .5em }
        form div.c3 { clear: left }
        form fieldset textarea { width: 99.588% }
        form > input[name=control] { width: 32em }
    </style>
    <form name="reservation-form" action="event_form_eigbsp.php" method="POST">
       <fieldset>
          <legend>Civility</legend>
          <label class="c1">
          <input name="mrmrs" type="radio" value="Mr." checked>
          <span> Mr. </span> 
          </label>
          <label class="c1">
          <input name="mrmrs" type="radio" value="Mrs">
          <span> Mrs. </span> 
          </label>
          <label class="c2">
          <span> Name </span> 
          <input size="26" name="name" placeholder="your Name" required>
          </label>
          <label class="c2"> 
          <span> Surname </span> 
          <input size="26" name="surname" placeholder="Surname">
          </label>
          <div class="c3">
             <label class="c2">
             <span> Street </span> 
             <input size="26" name="street" placeholder="Street" required>
             </label>
          </div>
          <div>
             <label class="c2">
             <span> Nr. </span> 
             <input size="3" name="nr" required>
             </label>
          </div>
          <div class="c3">
             <label class="c2">
             <span> City </span> 
             <input size="26" name="city" placeholder="City" required>
             </label>
          </div>
          <div>
             <label class="c2">
             <span> ZIP </span> 
             <input size="6" name="postalcode" placeholder="Postal Code" required> 
             </label>
          </div>
          <label class="c2">
          <span> Country of Residence </span>
          <select id="land" name="land" ></select>
          </label>
          <label class="c2">
          <span> Date of Birth </span>
          <input name="dateofbirth" type="date" required>
          </label>
       </fieldset>
       <fieldset class="flight">
          <legend>outbound flight</legend>
          <label class="c1">
          <input name="flight" type="checkbox" value="Only One Way" checked>
          <span> Only One Way</span> <br><br>
          </label>
          <label class="c2"> 
          <span>Outbound Country</span>
          <select id="outbound" name="outbound"></select>
          </label>
          <label class="c2">
          <span>Date of Outbound </span>
          <input name="dateofoutbound" type="date" required>
          </label>
       </fieldset>
       <fieldset class="flight">
          <legend>return flight</legend>
          <label class="c2"> 
          <span>Return Flight Country</span>
          <select id="returnflight" name="returnflight" disabled></select>
          </label>
          <label class="c2">
          <span>Date of Return </span>
          <input name="dateofreturn" type="date" disabled required>
          </label>
       </fieldset>
       <fieldset>
          <legend>Comments</legend>
          <textarea name="comment" rows="6" placeholder="comment"></textarea>
       </fieldset>
       <br>
       <input name="control" type="text" size="46" readonly="readonly">
       <br>
       <br>
       <button type="submit">Send</button>
       <button type="reset">Reset</button>
    </form>
    <script>
        const countries = [
            [0, 'Austria']
            , [0, 'France']
            , [0, 'Germany']
            , [0, 'Italy']
            , [0, 'Liechtenstein']
            , [0, 'Luxembourgh']
            , [0, 'Slovakia']
            , [0, 'Slovenia']
            , [0, 'Switzerland']
            , [1, 'Belgium']
            , [1, 'Croatia']
            , [1, 'Czech Republic']
            , [1, 'Denmark']
            , [1, 'Estonia']
            , [1, 'Gibraltar']
            , [1, 'Hungary']
            , [1, 'Malte']
            , [1, 'Monte Carlo']
            , [1, 'Netherlands']
            , [1, 'Poland']
            , [1, 'Portugal']
            , [1, 'Spain']
            , [1, 'United Kingdom']
            , [2, 'Bosnia & Herzegovina']
            , [2, 'Latvia']
            , [2, 'Lithuania']
            , [2, 'Montenegro']
            , [2, 'Serbia']
            , [3, 'Albania']
            , [3, 'Belarus']
            , [3, 'Bulgary']
            , [3, 'Finland']
            , [3, 'Greece']
            , [3, 'Ireland']
            , [3, 'Moldova']
            , [3, 'North Makedonia']
            , [3, 'Norway']
            , [3, 'Romania']
            , [3, 'Russia']
            , [3, 'Sweden']
            , [3, 'Ukraine']
            , [4, 'Iceland']
            , [4, 'Israel']
            , [4, 'Turkey']
        ]

        const
            reservForm = document.forms['reservation-form']
            , costs = [150, 200, 250, 300, 350]
            , cost = e => {
                let cost = costs[reservForm.outbound.value] + (reservForm.flight.checked ? 0 : costs[reservForm.returnflight.value])
                    , lib = reservForm.outbound[reservForm.outbound.selectedIndex].textContent
                    , ret = reservForm.flight.checked ? '' : ', (' + reservForm.returnflight[reservForm.returnflight.selectedIndex].textContent + ')'
                reservForm.control.value = `The Cost of your journey will be about: ${cost} € -- (${lib})${ret}`
            }
        countries.sort( (a, b) => {
            if (a[1] < b[1])
                return -1
            if (a[1] > b[1])
                return 1
            return 0
        } )
        countries.forEach(c => {
            reservForm.land.add(new Option(c[1], c[1]))
            reservForm.outbound.add(new Option(c[1], c[0]))
            reservForm.returnflight.add(new Option(c[1], c[0]))
        })
        reservForm.addEventListener( 'submit', e => {
            if (!confirm("Do you want to send the form?")) e.preventDefault()
        } )
        reservForm.addEventListener( 'reset', e => {
            if (!confirm("Do you want to reset the form?")) e.preventDefault()
        } )

        reservForm.flight.addEventListener( 'input', e => {
            reservForm.returnflight.disabled = reservForm.flight.checked
            reservForm.dateofreturn.disabled = reservForm.flight.checked
            reservForm.dateofreturn.required = reservForm.flight.checked
            cost()
        } )

        reservForm.outbound.addEventListener( 'change', cost )
        reservForm.returnflight.addEventListener( 'change', cost )
        cost()
    </script>