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