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select下拉框多选的实现

不言
不言Original
2018-05-24 14:27:1812415browse

<html>
<head>
<title>select下拉框多选的实现</title>
</head>
<body>
  <select name="category[]" multiple>
    <option value=&#39;php&#39;>php 教程</option>
    <option value=&#39;java&#39; selected>java 教程</option>
    <option value=&#39;mysl&#39;>mysql 教程</option>
    <option value=&#39;js&#39;>js 教程</option>
    <option value=&#39;html&#39;>html 教程</option>
  </select>
</body>
</html>

在线运行

只需要设置select选项框的属性multiple即可实现多选功能。然后在选择的是时候按住ctrl来进行多选。

注意:当select选择框使用了多选的时候,select的name要这样命名category[],需要加上[],否则服务器无法获取到表单post过来的select值。

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