JavaScript密码安全检测
<html><head><meta http-equiv="Content-Type" content="text/html" /><title>JavaScript密码安全检测</title><style type="text/css">body{ font-size:12px; font-family: Arial, Helvetica, sans-serif; margin:0;}form{ margin:2em;}#chkResult{margin-left:53px;height:15px;}</style></head> <body><form name="form1" action=http://www.qpsh.com> <label for="pwd">用户密码</label> <input type="password" name="pwd" onblur="chkpwd(this)" /> <div id="chkResult"></div> <label for="pwd2">重复密码</label> <input type="password" name="pwd2" /> <input type="submit" value="注册" name="B1"></form><script type="text/javascript"> function chkpwd(obj){ var t=obj.value; var id=getResult(t); //定义对应的消息提示 var msg=new Array(4); msg[0]="密码过短。"; msg[1]="密码安全性差。"; msg[2]="密码强度良好。"; msg[3]="密码强度很高。"; var sty=new Array(4); sty[0]=-45; sty[1]=-30; sty[2]=-15; sty[3]=0; var col=new Array(4); col[0]="gray"; col[1]="red"; col[2]="#ff6600"; col[3]="Green"; var sWidth=300; var sHeight=15; var Bobj=document.getElementById("chkResult"); Bobj.style.fontSize="12px"; Bobj.style.color=col[id]; Bobj.style.width=sWidth + "px"; Bobj.style.height=sHeight + "px"; Bobj.style.lineHeight=sHeight + "px"; Bobj.style.textIndent="20px"; Bobj.innerHTML="检测提示：" + msg[id]; } function getResult(s){ if(s.length < 4){ return 0; } var ls = 0; if (s.match(/[a-z]/ig)){ ls++; } if (s.match(/[0-9]/ig)){ ls++; } if (s.match(/(.[^a-z0-9])/ig)){ ls++; } if (s.length < 6 && ls > 0){ ls--; } return ls }</script></body> </html>?上收集整理