Question

试图在单击时显示一个警报框，但不会发出警报。当我尝试使用本地主机时。但是它会在 JSFiddle 上发出警报。为什么这样？

我的本地主机代码：

<html>
<head>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">

<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.13.10/css/bootstrap-select.css">
</head>
<body>

      <select id="right_option" class="form-control selectpicker" name="part" data-live-search="true" required>
        <option value="" selected disabled hidden>Select Name</option>
        <option value="Alexa" data-tokens="Alexa">Alexa</option>
        <option value="John" data-tokens="John">John</option>
        </select>

<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.13.10/js/bootstrap-select.min.js"></script>

<script>
$(document).ready(function() {
$("[aria-owns='bs-select-1']").click(function(){
alert("click");
});
});
</script>

</body>
</html>

Answer 1

看起来localhost正在花费时间进行渲染，尝试花些时间注册onclick侦听器。以下代码为我工作。尝试调整超时毫秒参数。

<html>
<head>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">

<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.13.10/css/bootstrap-select.css">
<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.13.10/js/bootstrap-select.min.js"></script>

<script>
$(document).ready(function() {
 setTimeout(()=>{ 
$("[aria-owns='bs-select-1']").click(function(){
alert("click");
});}, 1000);
});
</script>

</head>
<body>

      <select id="right_option" class="form-control selectpicker" name="part" data-live-search="true" required>
        <option value="" selected disabled hidden>Select Name</option>
        <option value="Alexa" data-tokens="Alexa">Alexa</option>
        <option value="John" data-tokens="John">John</option>
        </select>
</body>
</html>

在jQuery中使用属性的onclick函数

1 个答案: