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How to clear the table except the first two rows in jquery

青灯夜游

Apr 22, 2022 pm 06:09 PM

jquery

Jquery method to clear the table except the first two rows: 1. Use the "$("tr:first").empty();" statement to select the first row of the table and clear the content of the row; 2. Use The "$("tr:nth-child(2)").empty();" statement selects the second row of the table and clears the content of the row.

How to clear the table except the first two rows in jquery

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

jquery clears the table except the first two rows

Implementation method:

Use the :first selector to select the first row of the table, and use empty() to clear the content
Use :nth-child(2) The selector selects the second row of the table and uses empty() to clear the content

Description: The empty() method can remove all child nodes and content of the selected element.

Implementation code:

<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<script src="js/jquery-1.10.2.min.js"></script>
		<script>
			$(document).ready(function() {
				$("button").on("click", function() {
					$("tr:first").empty(); //清空表格第一行内容
					$("tr:nth-child(2)").empty(); //清空表格第二行内容
				});
			});
		</script>
	</head>

	<body class="ancestors">
		<table border="1">
			<tr>
				<th>商品</th>
				<th>价格</th>
			</tr>
			<tr>
				<td>T恤</td>
				<td>￥100</td>
			</tr>
			<tr>
				<td>牛仔褂</td>
				<td>￥250</td>
			</tr>
			<tr>
				<td>牛仔库</td>
				<td>￥150</td>
			</tr>
		</table><br>
		<button>清空表格除前两行内容</button>
	</body>

</html>

How to clear the table except the first two rows in jquery

[Recommended learning: jQuery video tutorial, web Front-End Video】

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