使用jquery从广播组获得价值 [英] get value from radio group using jquery

问题描述

我试图获得名为 managerelradio 的广播组的价值。

I am trying to get value of radio group with name managerelradio. My html code for this radio group is.

 <label><input type="radio" name="managerelradio" value="Yes" id="Add">Add</label>
 <label><input type="radio" name="managerelradio" value="No" id="Remove">Remove</label>

和Jquery for this is ..

and Jquery for this is..

    var manageradiorel = $('input[name = "managerelradio"]:checked' , '#managechildform').val();
 alert(manageradiorel);

它显示我未定义。

虽然

Though I have also tried it as.

 var manageradiorel = $('input[name = "managerelradio"]:checked').val();
 alert(manageradiorel);

但是我仍然收到未定义的值。

But still I am getting undefined value.

推荐答案

试试这个

var manageradiorel = $("input:radio[name ='managerelradio']:checked").val();
alert(manageradiorel);

请检查这个 DEMO ..它可以正常工作

Plese check this DEMO ..it will work fine

注意：必须选择一个单选按钮。否则它将返回undefined

Note: One of your radio button must be selected. Otherwise it will return undefined

您可以使用 checked 属性将单选按钮选为默认值

You can use checked attribute to make a radio button selected as default

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