如果禁用值，则Select = null的Val [英] Val of Select = null, if values is disabled

问题描述

我已选择并且所有值都已禁用，如何将值设置为此选择？

I have Select and all values is disabled, how can I set the value to this Select?

<select id="testselect">
   <option disabled>1</option>
   <option disabled>2</option>
   <option disabled selected="selected">3</option>
</select>

alert($("#testselect").val()); //result null

jsfiddle

推荐答案

试试这个==>

alert($('#testselect option[disabled]:selected').val());

<script src="https://code.jquery.com/jquery-2.2.4.min.js"></script>
<select id="testselect">
  <option disabled>1</option>
  <option disabled>2</option>
  <option disabled selected>3</option>
</select>

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