How to delete styles in jquery-JS Tutorial-php.cn

How to delete styles in jquery

青灯夜游

Release： 2021-11-23 19:16:24

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Deletion method: 1. Use the removeAttr() method, the syntax is "$(element).removeAttr("Attribute name")", the attribute name can be id, class or style; 2. Use the removeClass() method , syntax "$(element).removeClass("class name")".

How to delete styles in jquery

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

jquery method of removing styles

Method 1: Use the removeAttr() method

removeAttr () method removes attributes from selected elements.

<!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() {
					$("h1").removeAttr("id");
					$("p").removeAttr("style");
					$("p").removeAttr("class");
				});
			});
		</script>
		<style>
			#h1{
				color: red;
			}
			.box{
				color: #FFC0CB;
			}
		</style>
	</head>

	<body>
		<h1 id="h1">这是一个标题</h1>
		<p style="font-size:120%;color:red">这是一个段落。</p>
		<p class="box">这是另一个段落。</p>
		<button>删除样式</button>
	</body>
</html>

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How to delete styles in jquery

Method 2: Use the removeClass() method

removeClass( ) method removes one or more classes from the selected elements.

Note: If no parameters are specified, this method will remove all classes from the selected elements.

<!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() {
					$("p").removeClass();
					$("div").removeClass("intro");
				});
			});
		</script>
		<style>
			.box1 {
				color: #FFC0CB;
			}

			.box2 {
				color: #FFC0CB;
			}

			.box3 {
				color: #FFC0CB;
			}

			.intro {
				font-size: 120%;
				color: red;
			}
		</style>
	</head>

	<body>
		<p class="box1">这是一个段落。</p>
		<p class="box2">这是一个段落。</p>
		<p class="box3">这是一个段落。</p>
		<div class="intro">这是另一个段落。</div><br>
		<button>删除样式</button>
	</body>
</html>

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How to delete styles in jquery

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