Javascript jQuery自动完成字段赢得';不行,我怎样才能修好它?
我想创建一个jQuery字段,当我键入用户名时,它将自动完成用户名,下面是我的代码: 首先是我的jQuery脚本:Javascript jQuery自动完成字段赢得';不行,我怎样才能修好它?,javascript,php,jquery,autocomplete,Javascript,Php,Jquery,Autocomplete,我想创建一个jQuery字段,当我键入用户名时,它将自动完成用户名,下面是我的代码: 首先是我的jQuery脚本: <script> $(document).ready(function(){ $('#search').typeahead({ source: function(query, process) { $.ajax({ url: 'func/autocom
<script>
$(document).ready(function(){
$('#search').typeahead({
source: function(query, process) {
$.ajax({
url: 'func/autocomplete.php'
type: 'POST';
data: 'query=' + query;
dataType: 'JSON';
async: true;
success: function(data) {
process(data);
}
});
}
});
});
</script>
$(文档).ready(函数(){
$(“#搜索”)。请提前键入({
来源:功能(查询、流程){
$.ajax({
url:'func/autocomplete.php'
类型:“职位”;
数据:“查询=”+查询;
数据类型:“JSON”;
异步:true;
成功:功能(数据){
过程(数据);
}
});
}
});
});
其次是形式:
<div class="container">
<div class="ribbon">Change player's IP(UCP Whitelist)</div>
<table border="1" cellspacing="15" align="center">
<tr>
<form action='func/changeip.php' method='POST' class="navbar-search">
<td><input type='text' class="search-query span3 pull-right" placeholder='Account Name' name='username' id='search' data-provide="typeahead"></td>
<td><input type='text' placeholder='ex. 192.162.1.20' name='ip' id='ip'></td>
<td><input type='submit' value='Change IP'></td>
</form>
</tr>
</table>
</div>
更改玩家的IP(UCP白名单)
第三个是我的autocomplete.php:
<?php
include '../includes/connect.php';
if (isset($_POST['query'])) {
$query = $mysqli->real_escape_string($_POST['query']);
$sql = $mysqli->query("SELECT * FROM accounts WHERE Username LIKE '%{$query}%'");
$array = array();
while ($row = fetch_assoc($sql)) {
$array[] = $row['Username'];
}
echo json_encode($array);
}
?>
请尝试以下操作:
您的脚本应该如下所示:
<script>
$(document).ready(function(){
$("#search").on("keyup", function(){
$.ajax({
url: 'func/autocomplete.php',
type: 'POST',
data: {query: $(this).val()},
success: function(data) {
process(data);
}
});
});
});
</script>
这里有两个文件可以帮助您理解这个过程。复制它们并测试它们是否有效。
stackoverflow.php
<html>
<head>
<script src="//ajax.googleapis.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
<script>
$(document).ready(function(){
$("#search").on("keyup", function(){
var searchedText = $(this).val();
if (searchedText.length>=2){
$.ajax({
url: 'stack_autocomplete.php',
type: 'POST',
data: {query: $(this).val()},
success: function(data) {
$("#search").val(data);
}
});
}
});
});
</script>
</head>
<body>
<div class="container">
<div class="ribbon">Change player's IP(UCP Whitelist)</div>
<table border="1" cellspacing="15" align="center">
<tr>
<form action='func/changeip.php' method='POST' class="navbar-search">
<td><input type='text' class="search-query span3 pull-right" placeholder='Account Name' name='username' id='search' data-provide="typeahead"></td>
<td><input type='text' placeholder='ex. 192.162.1.20' name='ip' id='ip'></td>
<td><input type='submit' value='Change IP'></td>
</form>
</tr>
</table>
</div>
</body>
<?php
header('Content-Type: application/json');
$array = array("ana","alex","andrei");
$answer = "Nothing found.";
foreach ($array as $key => $value) {
if (strpos($value,$_POST['query'])!==false) $answer = $value;
}
echo json_encode($answer);
exit();
?>
$(文档).ready(函数(){
$(“#搜索”)。在(“键控”,函数()上{
var searchedText=$(this.val();
如果(searchedText.length>=2){
$.ajax({
url:'stack_autocomplete.php',
键入:“POST”,
数据:{query:$(this.val()},
成功:功能(数据){
$(“#搜索”).val(数据);
}
});
}
});
});
更改玩家的IP(UCP白名单)
和stack_autocomplete.php
<html>
<head>
<script src="//ajax.googleapis.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
<script>
$(document).ready(function(){
$("#search").on("keyup", function(){
var searchedText = $(this).val();
if (searchedText.length>=2){
$.ajax({
url: 'stack_autocomplete.php',
type: 'POST',
data: {query: $(this).val()},
success: function(data) {
$("#search").val(data);
}
});
}
});
});
</script>
</head>
<body>
<div class="container">
<div class="ribbon">Change player's IP(UCP Whitelist)</div>
<table border="1" cellspacing="15" align="center">
<tr>
<form action='func/changeip.php' method='POST' class="navbar-search">
<td><input type='text' class="search-query span3 pull-right" placeholder='Account Name' name='username' id='search' data-provide="typeahead"></td>
<td><input type='text' placeholder='ex. 192.162.1.20' name='ip' id='ip'></td>
<td><input type='submit' value='Change IP'></td>
</form>
</tr>
</table>
</div>
</body>
<?php
header('Content-Type: application/json');
$array = array("ana","alex","andrei");
$answer = "Nothing found.";
foreach ($array as $key => $value) {
if (strpos($value,$_POST['query'])!==false) $answer = $value;
}
echo json_encode($answer);
exit();
?>
请将这两个文件放在您的测试目录中,并访问stackoverflow.php。然后在搜索框中键入以下名称之一:alex | ana | andrei您的HTML无效。您的表单
元素需要包装整个表
。是否包括typeahead库?autocomplete不是核心jQuery的原生版本package@Pavel诺扎罗夫这个答案对你有帮助吗?如果你需要更多的解释,请回答这里。