Php ') { msg='请求的JSON解析失败'; }else if(异常==='timeout'){ msg='超时错误'; }否则如果(异常==='abort'){ msg='Ajax请求已中止'; }否则{ msg='未捕获错误。\n'+jqXHR.re

Php ') { msg='请求的JSON解析失败'; }else if(异常==='timeout'){ msg='超时错误'; }否则如果(异常==='abort'){ msg='Ajax请求已中止'; }否则{ msg='未捕获错误。\n'+jqXHR.re,php,jquery,html,Php,Jquery,Html,') { msg='请求的JSON解析失败'; }else if(异常==='timeout'){ msg='超时错误'; }否则如果(异常==='abort'){ msg='Ajax请求已中止'; }否则{ msg='未捕获错误。\n'+jqXHR.responseText; } 警报(msg); }, }); }, 最小长度:1, 选择:功能(事件、用户界面){ $(“#自动完成”).val(ui.item?ui.item.name:); showMember(ui.item.name);

') { msg='请求的JSON解析失败'; }else if(异常==='timeout'){ msg='超时错误'; }否则如果(异常==='abort'){ msg='Ajax请求已中止'; }否则{ msg='未捕获错误。\n'+jqXHR.responseText; } 警报(msg); }, }); }, 最小长度:1, 选择:功能(事件、用户界面){ $(“#自动完成”).val(ui.item?ui.item.name:); showMember(ui.item.name); 返回false; }, 更改:功能(事件、用户界面){ 如果(!ui.item){ $(“#自动完成”).val(“”); $(“#txtHint”).val(“”); } } }).autocomplete(“实例”)。\u renderItem=函数(ul,项){ 返回$(“
  • ”).append(“+item.name+”).appendTo(ul); }; 函数showMember(str){ 如果(str==“”){ document.getElementById(“txtHint”).innerHTML=“”; 返回; }否则{ if(window.XMLHttpRequest){ xmlhttp=新的XMLHttpRequest(); }否则{ xmlhttp=新的ActiveXObject(“Microsoft.xmlhttp”); } xmlhttp.onreadystatechange=函数(){ if(this.readyState==4&&this.status==200){ document.getElementById(“txtHint”).innerHTML=this.responseText; } }; open(“GET”、“catlist.php?name=“+str,true”); xmlhttp.send(); } } });
    <script type="text/javascript">
    $(function() {
    $( "#autocomplete" ).autocomplete({
    source: 'server.php'
    });
    });
    </script>
    </head>
    <body>
    <div id="wrapper">
    <div class="ui-widget"> 
    <input type="text" id="autocomplete" name="search" onclick="showMember(this.value)">
    </div>
    </div>
    <div id="txtHint"></div>
    <script>
    function showMember(str) {
    if (str == "") {
        document.getElementById("txtHint").innerHTML = "";
        return;
    } else { 
        if (window.XMLHttpRequest) {
            xmlhttp = new XMLHttpRequest();
        } else {
            xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
        }
        xmlhttp.onreadystatechange = function() {
            if (this.readyState == 4 && this.status == 200) {
                document.getElementById("txtHint").innerHTML = this.responseText;
            }
        };
        xmlhttp.open("GET","catlist.php?name="+str,true);
        xmlhttp.send();
    }
    }
    </script>
    
    $connect=mysql_connect($host,$username,$password);
    $db=mysql_select_db($databasename);
    
    $searchTerm = $_GET['term'];
    
    $select =mysql_query("SELECT * FROM cmsb_markers WHERE name LIKE '".$searchTerm."%'");
    while ($row=mysql_fetch_array($select)) 
    {
    $data[] = $row['name'];
    }
    echo json_encode($data);
    
    <input type="text" id="autocomplete" name="search">
    
    $(function() {
        $( "#autocomplete" ).autocomplete({
            source: 'server.php',
            onSelect: showMember(e, term, item)
         });
    });
    
    <!doctype html>
    <html lang="en">
        <head>
            <meta charset="utf-8">
            <meta name="viewport" content="width=device-width, initial-scale=1">
            <title>jQuery Tests</title>
            <link rel="stylesheet" href="//code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css">
            <script src="https://code.jquery.com/jquery-1.12.4.js"></script>
            <script src="https://code.jquery.com/ui/1.11.4/jquery-ui.min.js"></script>
            <script>
            $(function(){
                $("#autocomplete").autocomplete({
                    search: function( event, ui ) {
                        $('.loader').show();
                    },
                    source: function (request, response) {
                        $.ajax({
                            method: "get",
                            url: "server.php",
                            dataType: "json",
                            data: {
                                q: request.term
                            },
                            success: function (data) {
                                $('.loader').hide();
                                response(data);
                            },
                            error: function (jqXHR, exception) {
                                var msg = '';
                                if (jqXHR.status === 0) {
                                    msg = 'Not connect.\n Verify Network.';
                                } else if (jqXHR.status == 404) {
                                    msg = 'Requested page not found. [404]';
                                } else if (jqXHR.status == 500) {
                                    msg = 'Internal Server Error [500].';
                                } else if (exception === 'parsererror') {
                                    msg = 'Requested JSON parse failed.';
                                } else if (exception === 'timeout') {
                                    msg = 'Time out error.';
                                } else if (exception === 'abort') {
                                    msg = 'Ajax request aborted.';
                                } else {
                                    msg = 'Uncaught Error.\n' + jqXHR.responseText;
                                }
                                alert(msg);
                            },
                        });
                    },
                    minLength: 1,
                    select: function (event, ui) {
                        $("#autocomplete").val(ui.item ? ui.item.name : "");
                        showMember(ui.item.name);
                        return false;
                    },
                    change: function (event, ui) {
                        if (!ui.item) {
                            $("#autocomplete").val("");
                            $("#txtHint").val("");
                        }
                    }
                }).autocomplete("instance")._renderItem = function (ul, item) {
                    return $("<li>").append("<a>" + item.name + "</a>").appendTo(ul);
                };
    
                function showMember(str) {
                    if (str == "") {
                        document.getElementById("txtHint").innerHTML = "";
                        return;
                    } else { 
                        if (window.XMLHttpRequest) {
                            xmlhttp = new XMLHttpRequest();
                        } else {
                            xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
                        }
                        xmlhttp.onreadystatechange = function() {
                            if (this.readyState == 4 && this.status == 200) {
                                document.getElementById("txtHint").innerHTML = this.responseText;
                            }
                        };
                        xmlhttp.open("GET","catlist.php?name="+str,true);
                        xmlhttp.send();
                    }
                }
            });
            </script>
        </head>
        <body>
            <div id="wrapper">
                <div class="ui-widget"> 
                    <input type="text" id="autocomplete" name="search" />
                </div>
            </div>
            <div id="txtHint"></div>
        </body>
    </html>
    
    
    <?php
    //server.php
    $connect=mysql_connect($host,$username,$password);
    $db=mysql_select_db($databasename);
    
    $searchTerm = $_GET['q'];
    
    $select =mysql_query("SELECT * FROM cmsb_markers WHERE name LIKE '".$searchTerm."%'");
    while ($row=mysql_fetch_array($select)) {
        $data[] = array("name" => $row['name']);
    }
    echo json_encode($data);