【问题标题】:how to get value from selected radio button如何从选定的单选按钮中获取值
【发布时间】:2016-06-26 16:31:18
【问题描述】:

先生,我有一个表单输入,例如输入文本和单选按钮。 如何获取所选单选按钮的值,并将该值放入输入类型文本。

这里是 jsfiddle,https://jsfiddle.net/czw71dfk/2/

    <div id="gender" class="form-inline">
  <div class="form-group">
    <label for="">I Sign up as</label>
    <input #id="place" type="text" class="form-control" readonly/>
    <div class="radio-inline">
      <label class="label_item" for="radioMale">
        <input type="radio" class="radio_item" value="male"  name="gender" id="radioMale">
      </label>
      <p class="text-center colorGrey">Male</p>
     </div>
    <div class="radio-inline">
      <label class="label_item" for="radioFemale">
        <input type="radio" class="radio_item" value="female"  name="gender" id="radioFemale">
      </label>
      <p class="text-center colorGrey">Female</p>
    </div>
    <div class="radio-inline">
      <label class="label_item" for="radioKids">
        <input type="radio" class="radio_item" value="Kids" name="gender" id="radioKids">
      </label>
      <p class="text-center colorGrey">Kids</p>
    </div>
  </div>
</div>

$('#gender input').on('change', function() {
    var gender = $( this ).val();
   $("#place").val( gender );
});

【问题讨论】:

    标签: javascript jquery


    【解决方案1】:

    HTML 问题#id="place",

    并且必须在更改时使用;

    $(document).ready(function(){
    
      $('input[name=gender]').on('change', function() {
        var gender = $( this ).val();
         $("#place").val( gender );
      });
    
    });
    

    JSFiddle.net Example

    【讨论】:

      【解决方案2】:

      将#id="place"更改为id="place"https://jsfiddle.net/czw71dfk/4/

      <input #id="place" type="text" class="form-control" readonly/>
      

      到

      <input id="place" type="text" class="form-control" readonly/>
      

      【讨论】:

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