因此,我试图通过单击“添加”按钮动态地(使用javascript)在表单中添加输入字段。语义ui下拉式CSS样式为第一个字段,因为它没有与javascript一起添加。但是,在按添加之后,将不应用由CSS样式创建的新字段。
这是演示的链接。
https://jsfiddle.net/traorefly/h83245ju/#&togetherjs=QidJs02nya
这是我的代码
<!DOCTYPE html>
<html>
<head>
<title>TOPS</title>
<meta charset="utf-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" />
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0">
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/semantic-ui/2.4.1/semantic.js"></script>
<link rel="stylesheet" type="text/css" href="https://cdnjs.cloudflare.com/ajax/libs/semantic-ui/2.4.1/semantic.min.css">
<body>
<div class="ui text container" style="margin-top: 20%">
<form action="" class="ui form">
<div class="field" id="timekeyword">
<label>Segment Start Time/Keywords</label>
<div class="ui action input">
<input type="text" placeholder="Ex: 08:23" name="cut"> <select id="keywords" multiple="multiple" class="ui fluid search dropdown" name="video[keywords][]">
<option value="Absolute">Absolute</option>
<option value="Absolute Two">Absolute Two</option>
</select>
<div class="ui positive button" id="addField">Add</div>
</div>
</div>
</form>
</div>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/semantic-ui/2.4.1/semantic.js"></script>
<script >
$('.dropdown').dropdown();
$('#addField').click(function(){
var html = "<div class=\"field\">" +
" <div class=\"ui action input\">" +
" <input type=\"text\" placeholder=\"Ex: 08:23\" name=\"cut\">" +
"<select id=\"keywords\" multiple=\"multiple\" class=\"ui fluid search dropdown\" name=\"video[keywords][]\"><option value=\"Absolute\">Absolute</option>" +
"<option value=\"Absolute Convergence\">Absolute Convergence</option>" +
"<option value=\"Absolute Maximum\">Absolute Maximum</option>" +
" </div>" +
" </div>"
$('#timekeyword').after(html)
})
</script>
</body>
</html>
答案 0 :(得分:1)
提琴:https://jsfiddle.net/8pcfz2a7/
您还应该调用$('.dropdown').dropdown();
来获取新元素。
因此,在点击处理程序的末尾添加$('.dropdown').dropdown();
。
您也可以将其放在一个名为update_ui的函数中,以重用代码。