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How to hide child elements in jquery

青灯夜游Original: 2022-03-01 17:49:582627browse

Jquery method of hiding child elements: 1. Use the children() and hide() methods, the syntax is "$("parent element").children().hide()"; 2. Use find() And hide() method, syntax "$("parent element").find("child element").hide()".

The operating environment of this tutorial: windows7 system, jquery1.10.2 version, Dell G3 computer.

jquery hidden child elements

Implementation method:

First you need to select the child elements
- children() method: Get the direct subset elements under this element
- find() method: Get all (including children) under this element A subset of the set) subset element
and then use the hide() method to hide the selected child elements.

1. Use the children() and hide() methods

<!DOCTYPE html>
<html>

	<head>
		<meta charset="UTF-8">
		<script src="js/jquery-1.10.2.min.js"></script>
		<script type="text/javascript">
			$(document).ready(function() {
				$("button").click(function() {
					$("ul").children().hide();
				});
			});
		</script>
		<style>
			.intro {
				border: 1px solid red;
			}
		</style>
	</head>
	<body>
		<ul class="intro ">
		　　<li>list1
		　　　　<ul>
			　　　　　　<li>list1-1</li>
			　　　　　　<li>list1-2</li>
			　　</ul>
			</li>
		　　<li>list2
		　　　　<ul>
			　　　　　　<li>list2-1</li>
			　　　　　　<li>list2-2</li>
			　　</ul>
			</li>
		　　<li>list3
		　　　　<ul>
			　　　　　　<li>list3-1</li>
			　　　　　　<li>list3-2</li>
			　　</ul>
			</li>
		</ul>
		<button>隐藏子元素</button>
	</body>
</html>

How to hide child elements in jquery

2. Use the find() and hide() methods

$(document).ready(function() {
	$("button").click(function() {
		$("ul").find("li").hide();
	});
});

[Recommended learning: jQuery video tutorial, web front-end development video]

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