使用jQuery禁用文本框? [英] disable textbox using jquery?

问题描述

我有三个具有相同名称和不同值的单选按钮.当我单击第三个单选按钮时，复选框和文本框将被禁用.但是当我选择其他两个单选按钮时必须显示它.我需要Jquery中的帮助.谢谢....

I have three radio buttons with same name and different values.When I click the third radio button the checkbox and textbox going to be disabled.but when I choose other two radio buttons it must be show.I need the help in Jquery.Thanks in advance....

<form name="checkuserradio">
    <input type="radio" value="1" name="userradiobtn" id="userradiobtn"/> 
    <input type="radio" value="2" name="userradiobtn" id="userradiobtn"/>
    <input type="radio" value="3" name="userradiobtn" id="userradiobtn"/>
    <input type="checkbox" value="4" name="chkbox" />
    <input type="text" name="usertxtbox" id="usertxtbox" />
</form>

推荐答案

HTML

<span id="radiobutt">
  <input type="radio" name="rad1" value="1" />
  <input type="radio" name="rad1" value="2" />
  <input type="radio" name="rad1" value="3" />
</span>
<div>
  <input type="text" id="textbox1" />
  <input type="checkbox" id="checkbox1" />
</div>

JavaScript

Javascript

  $("#radiobutt input[type=radio]").each(function(i){
    $(this).click(function () {
        if(i==2) { //3rd radiobutton
            $("#textbox1").attr("disabled", "disabled"); 
            $("#checkbox1").attr("disabled", "disabled"); 
        }
        else {
            $("#textbox1").removeAttr("disabled"); 
            $("#checkbox1").removeAttr("disabled"); 
        }
      });

  });

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