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How to clear all child elements under an element in jquery
- 青灯夜游Original
- 2022-04-28 18:32:566212browse
Clearing method: 1. Use children() to get all child elements under the specified element. The syntax "$("specified element").children()" will return an object containing all child elements; 2 . Use remove() to delete the obtained child element and all its internal contents. The syntax is "element object.remove()".
The operating environment of this tutorial: windows7 system, jquery1.10.2 version, Dell G3 computer.
jquery method to clear all child elements under an element
Implementation method:
Use children () Get all sub-elements under the specified element
-
Use remove() to delete the obtained sub-elements
The remove() method can remove the element and its Delete all content inside
Implementation example: Delete all sub-elements within the div
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<script src="js/jquery-1.10.2.min.js"></script>
<script>
$(document).ready(function() {
$("button").click(function() {
$("div").children().remove();
});
});
</script>
</head>
<body>
<div style="height:150px;background-color:yellow">
这是一些文本。
<p>这是div块中的一个段落，子元素。<span>这是一个span块，孙元素</span></p>
<p>这是div块中的一个段落，子元素。</p>
<span>这是一个span块，子元素</span>
</div>
<p>这是div块外部的一个段落。</p>
<button>删除div内所有子元素</button>
</body>
</html>
Note: The div also contains some text content, it is not a child element and therefore will not be deleted.
[Recommended learning: jQuery video tutorial, web front-end video]
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