Javascript 从列表中获取所选值并在新页面中显示
我正在尝试获取列表中的选定值,并将其添加到另一页的段落中。例如,在test1.php页面的列表中,如果您选择Symfony和Laravel,那么在test2.php页面中,它应该显示您选择的值是Symfony和Laravel 我仍然在一个警报中收到结果,而不是你在这里看到的新页面 这是我的密码 test1.phpJavascript 从列表中获取所选值并在新页面中显示,javascript,php,jquery,ajax,html,Javascript,Php,Jquery,Ajax,Html,我正在尝试获取列表中的选定值,并将其添加到另一页的段落中。例如,在test1.php页面的列表中,如果您选择Symfony和Laravel,那么在test2.php页面中,它应该显示您选择的值是Symfony和Laravel 我仍然在一个警报中收到结果,而不是你在这里看到的新页面 这是我的密码 test1.php <!DOCTYPE html> <html> <head> <title>Tutorial</title> &l
<!DOCTYPE html>
<html>
<head>
<title>Tutorial</title>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.0/jquery.min.js"></script>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" />
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.12.2/css/bootstrap-select.min.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.12.2/js/bootstrap-select.min.js"></script>
</head>
<body>
<br /><br />
<div class="container">
<br />
<h2 align="center">Select your framework</h2>
<br />
<div class="col-md-4" style="margin-left:200px;">
<form method="post" id="multiple_select_form">
<select name="framework" id="framework" class="form-control selectpicker" data-live-search="true" multiple>
<option value="Laravel">Laravel</option>
<option value="Symfony">Symfony</option>
<option value="Codeigniter">Codeigniter</option>
<option value="CakePHP">CakePHP</option>
<option value="Zend">Zend</option>
<option value="Yii">Yii</option>
<option value="Slim">Slim</option>
</select>
<br /><br />
<input type="hidden" name="hidden_framework" id="hidden_framework" />
<input type="submit" name="submit" class="btn btn-info" value="Submit" />
</form>
<br />
</div>
</div>
</body>
</html>
<script>
$(document).ready(function(){
$('.selectpicker').selectpicker();
$('#framework').change(function(){
$('#hidden_framework').val($('#framework').val());
});
$('#multiple_select_form').on('submit', function(event){
event.preventDefault();
if($('#framework').val() != '')
{
var form_data = $(this).serialize();
$.ajax({
url:"test2.php",
method:"POST",
data:form_data,
success:function(data)
{
//console.log(data);
$('#hidden_framework').val('');
$('.selectpicker').selectpicker('val', '');
alert(data);
}
})
}
else
{
alert("Please select framework");
return false;
}
});
});
</script>
test2.php
<!DOCTYPE html>
<html>
<head>
</head>
<body>
<p> Your selected values are
<?php
echo $_POST["hidden_framework"];
?>
</p>
</body>
</html>
任何建议,请如何调整我的代码,以便消息将显示在一个新的页面test2.php时,点击提交按钮,而不是此警报。非常感谢。只需将target=\u blank添加到表单中,它将打开包含您的响应的新窗口,并在您想要重定向/new选项卡时删除AJAX
<form method="post" id="multiple_select_form" target="_blank">
只需将target=\u blank添加到表单中,它将打开包含您的响应的新窗口,并在您想要重定向/new选项卡时删除AJAX
<form method="post" id="multiple_select_form" target="_blank">
您可以尝试下面的代码。
如果未选择框架,将向您发出警报,并在提交时重定向到新页面
<!DOCTYPE html>
<html>
<head>
<title>Tutorial</title>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.0/jquery.min.js"></script>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" />
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.12.2/css/bootstrap-select.min.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.12.2/js/bootstrap-select.min.js"></script>
</head>
<body>
<br /><br />
<div class="container">
<br />
<h2 align="center">Select your framework</h2>
<br />
<div class="col-md-4" style="margin-left:200px;">
<form method="post" action="test2.php" id="multiple_select_form">
<select name="framework" id="framework" class="form-control selectpicker" data-live-search="true" multiple>
<option value="Laravel">Laravel</option>
<option value="Symfony">Symfony</option>
<option value="Codeigniter">Codeigniter</option>
<option value="CakePHP">CakePHP</option>
<option value="Zend">Zend</option>
<option value="Yii">Yii</option>
<option value="Slim">Slim</option>
</select>
<br /><br />
<input type="hidden" name="hidden_framework" id="hidden_framework" />
<input type="submit" name="submit" id="submit" class="btn btn-info" value="Submit" />
</form>
<br />
</div>
</div>
</body>
</html>
<script>
$(document).ready(function(){
$('.selectpicker').selectpicker();
$('#framework').change(function(){
$('#hidden_framework').val($('#framework').val());
});
$('#submit').click(function(){
if($('#framework').val() != '')
{
$("#multiple_select_form").submit();
return true;
}
else
{
alert("Please select framework");
return false;
}
});
});
</script>
您可以尝试下面的代码。
如果未选择框架,将向您发出警报,并在提交时重定向到新页面
<!DOCTYPE html>
<html>
<head>
<title>Tutorial</title>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.0/jquery.min.js"></script>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" />
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.12.2/css/bootstrap-select.min.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.12.2/js/bootstrap-select.min.js"></script>
</head>
<body>
<br /><br />
<div class="container">
<br />
<h2 align="center">Select your framework</h2>
<br />
<div class="col-md-4" style="margin-left:200px;">
<form method="post" action="test2.php" id="multiple_select_form">
<select name="framework" id="framework" class="form-control selectpicker" data-live-search="true" multiple>
<option value="Laravel">Laravel</option>
<option value="Symfony">Symfony</option>
<option value="Codeigniter">Codeigniter</option>
<option value="CakePHP">CakePHP</option>
<option value="Zend">Zend</option>
<option value="Yii">Yii</option>
<option value="Slim">Slim</option>
</select>
<br /><br />
<input type="hidden" name="hidden_framework" id="hidden_framework" />
<input type="submit" name="submit" id="submit" class="btn btn-info" value="Submit" />
</form>
<br />
</div>
</div>
</body>
</html>
<script>
$(document).ready(function(){
$('.selectpicker').selectpicker();
$('#framework').change(function(){
$('#hidden_framework').val($('#framework').val());
});
$('#submit').click(function(){
if($('#framework').val() != '')
{
$("#multiple_select_form").submit();
return true;
}
else
{
alert("Please select framework");
return false;
}
});
});
</script>
当我们不希望用户在页面之间切换时,我们使用ajax。在您的情况下,您希望用户移动到另一个页面,因此这里不需要ajax。只需使用带有提交按钮的常规表单。您需要重定向,而不是Ajax!当我们不希望用户在页面之间切换时,我们使用ajax。在您的情况下,您希望用户移动到另一个页面,因此这里不需要ajax。只需使用带有提交按钮的常规表单。您需要重定向,而不是Ajax!如何在另一个jsp中填充此数据?请建议Can$_POST[隐藏框架];语法将选择该值?如何在另一个jsp中填充该数据?请建议Can$_POST[隐藏框架];语法将选择该值?