radio的change事件

radio的change事件

<script type = "text/javascript" >
$ ( document ). ready ( function () {

$ ( ".radioItem" ). change ( function () {

var $selectedvalue = $ ( "input[name='rl$tt']:checked" ). val ();

// alert($selectedvalue);

if ( $selectedvalue == 1 ) {

     alert ( '1' );

} else {

     alert ( '2' );

}

});

});
</script>

<inputid="rl_1"class="radioItem"checked="checked"name="rl$tt"type="radio"value="1"/>
<label>1</label>
<inputid="rl_2"class="radioItem"name="rl$tt"type="radio"value="2"/>
<label>2</label>

 

来自为知笔记(Wiz)