jQuery密码强度插件passwordStrength范例演示

jQuery密码强度插件passwordStrength实例演示

jQuery密码强度插件passwordStrength实例演示，这里赋予密码强度为10个等级（实例中的progressImg1.png是一张包含十个状态的图片），然后通过设置每个状态的CSS样式来直观地显示当前密码的强度。其中，实现此功能的重点和难点就是通过正则进行判断等级，有兴趣的朋友可以慢慢探究。

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>jQuery密码强度插件passwordStrength实例演示</title>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.3.1/jquery.min.js"></script>
<script src="/jscss/demoimg/201206/jquery.passwordStrength.js" type="text/javascript"></script>
<script type="text/javascript"> 
$(document).ready(function(){
	var $pwd = $('input[name="password"]');					   
	$pwd.passwordStrength();
	$(".Generate_password").click(function(){	
	//产生随机八位密码
	var pwd = $.passwordStrength.getRandomPassword(8);
	//将随机密码写入密码框，并触发验证
	$pwd.val(pwd).trigger("keyup");
	return false;
	})
});
</script>
<style type="text/css"> 
body{font-size:12px;}
.clearfix:after{
content:"."; display:block; height:0; clear:both;
visibility:hidden;
}
*html .clearfix{
 height:1%;
}
*+html .clearfix{
 height:1%;
}
.l{float:left;}
.form_item{margin-bottom:6px;}
.form_item label{width:100px;text-align:right;margin-right:4px;display:block;float:left;padding-top:2px;}
.form_item .text{height:14px;padding:2px;width:132px;border:1px solid #999;}
.form_item  div a{margin-left:6px;}
#passwordStrengthDiv{margin-top:6px;}
.is0{background:url(/jscss/demoimg/201206/progressImg1.png) no-repeat 0 0;width:138px;height:7px;}
.is10{background-position:0 -7px;}
.is20{background-position:0 -14px;}
.is30{background-position:0 -21px;}
.is40{background-position:0 -28px;}
.is50{background-position:0 -35px;}
.is60{background-position:0 -42px;}
.is70{background-position:0 -49px;}
.is80{background-position:0 -56px;}
.is90{background-position:0 -63px;}
.is100{background-position:0 -70px;}
</style>
</head>
 <body>
<script type="text/javascript"> 
if(document.getElementById('GoogleAD')!=null){
document.getElementById('GoogleAD').innerHTML = '<div class="SearchEngine_AD1">' + document.getElementById('GoogleADCode').innerHTML + '</div>';
 
}
</script>
<div class="form_item clearfix">
<label>密&nbsp;&nbsp;码：</label>
<div class="l">
        <div><input name="password" type="text" class="text" maxlength="16"/><a href="" class="Generate_password">产生随机密码</a></div>
        <div id="passwordStrengthDiv" class="is0"></div>    
    </div>
</div>
</body>
</html>

jQuery密码强度插件passwordStrength范例演示

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