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Can jquery add elements to the page?
- WBOYOriginal
- 2022-06-09 16:47:131806browse
jquery can add elements to the page. Adding method: 1. Use "Element Object.append("Insert Content")" to add elements at the end of the element; 2. Use "Element Object.prepend("Insert Content")" to add elements at the beginning of the element; 3. Use "Element object.after("Insert content")" adds elements after the selected element; 4. Use "Element object.before("Insert content")" to add elements after the selected element.
The operating environment of this tutorial: windows10 system, jquery3.4.1 version, Dell G3 computer.
Can jquery add elements to the page
Can jquery add elements to the page
append() - Insert content at the end of the selected element
$(selector).append(content,function(index,html))
The example is as follows:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>12</title>
<script src="js/jquery.min.js">
</script>
<script>
$(document).ready(function(){
$("#btn1").click(function(){
$("p").append(" <b>插入文本</b>.");
});
$("#btn2").click(function(){
$("ol").append("<li>插入项</li>");
});
});
</script>
</head>
<body>
<p>这是一个段落。</p>
<p>这是另一个段落</p>
<ol>
<li>列表项 1</li>
<li>列表项 2</li>
<li>列表项 3</li>
</ol>
<button id="btn1">插入文本</button>
<button id="btn2">插入列表项</button>
</body>
</html>Output result:
prepend() - Insert content at the beginning of the selected element
Examples are as follows:
$(document).ready(function(){
$("#btn1").click(function(){
$("p").prepend(" <b>插入文本</b>.");
});
$("#btn2").click(function(){
$("ol").prepend("<li>插入项</li>");
});
});Output result:
after() - Insert content after the selected element
$(document).ready(function(){
$("#btn1").click(function(){
$("p").after(" <b>插入文本</b>.");
});
$("#btn2").click(function(){
$("ol").after("<li>插入项</li>");
});
});Output result:
- ##before() - Insert content before the selected element
$(document).ready(function(){
$("#btn1").click(function(){
$("p").before(" <b>插入文本</b>.");
});
$("#btn2").click(function(){
$("ol").before("<li>插入项</li>");
});
});Output result:
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