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Struts2 Select标签使用javascript添加/删除值

[英]Struts2 select tag add/remove values using javascript

I wanted to add/remove values from the list box using javascript in struts2. 我想使用struts2中的javascript从列表框中添加/删除值。 How could I do that? 我该怎么办?

<s:select label="Select Month" 
name="monthname" 
headerKey="1"
headerValue="-- Please Select --"
list="#{'01':'January','02':'February','03':'March','04':'April',
        '05':'May','06':'June','07':'July','08':'August','09':'September','10':
        'October','11':'November','12':'December'}"
/>

Let's say I wanted to remove January from the list or add new month in list by javascript in struts2. 假设我想从列表中删除1月或通过struts2中的javascript在列表中添加新月。 how do I will implement it? 我将如何实施?

Thanks in advance. 提前致谢。

Struts2 has nothing to do with it. Struts2与它无关。

I recommend you look at jQuery, because it makes this trivial: 我建议您看一下jQuery,因为它很简单:

<select>
 <option>Jan
 <option>Feb
 <option>Mar
 <option>Apr
 <option>Jun
</select>
<input type="button" id="removeJanuary" value="Remove January">

<script>
  $(function() {
   $('#removeJanuary').click(function() {
     $("option:contains('Jan')").remove();
   });
  });
</script>

See example: http://jsbin.com/ajoqa 参见示例: http//jsbin.com/ajoqa

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