本文主要介绍了jQuery正则验证注册页面功能,涉及针对用户名、密码、邮箱、手机号等的正则验证操作技巧,需要的朋友可以参考下,希望能帮助到大家。
本文实例讲述了jQuery正则验证注册页面功能。分享给大家供大家参考,具体如下:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>正则验证注册页面</title> <style type="text/css"> .red{ color:#cc0000; font-weight:bold; } </style> <script type="text/javascript" src="js/jquery-1.8.3.js"></script> <script language="JavaScript"> function $(elementId){ return document.getElementById(elementId).value; } function pId(elementId){ return document.getElementById(elementId); } // 用户名验证 function checkUser(){ var user = $("user"); var userId = pId("user_prompt"); userId.innerHTML=""; var reg=/^[a-zA-Z][a-zA-Z0-9]{3,15}$/; if(reg.test(user)==false){ userId.innerHTML="用户名不正确"; return false; } return true; } // password check function checkPwd(){ var pwd = $("pwd"); var pwdId = pId("pwd_prompt"); pwdId.innerHTML=""; var reg = /^[a-zA-Z0-9]{4,10}$/; if(reg.test(pwd)==false){ pwdId.innerHTML = "密码不能含有非法字符,长度在4-10之间"; return false; } return true; } function checkRepwd(){ var repwd = $("repwd"); var pwd = $("pwd"); var repwdId = pId("repwd_prompt"); repwdId.innerHTML="" if(pwd!=repwd){ repwdId.innerHTML="两次密码不一致"; return false; } return true; } // 邮箱验证 function checkEmail(){ var email = $("email"); var email_prompt = pId("email_prompt"); email_prompt.innerHTML=""; var reg = /^\w+@\w+(\.[a-zA-Z]{2,3}){1,2}$/; if(reg.test(email)==false){ email_prompt.innerHTML="Email格式不对,请输入正确email"; return false; } return true; } // 手机号验证 function checkMobile() { var mobile = $("mobile"); var mobileId = pId("mobile_prompt"); mobileId.innerHTML=""; var reMobile = /^1\d{10}$/; if (reMobile.test(mobile)==false){ mobileId.innerHTML="手机号输入有误"; return false; } return true; } // 生日验证 function checkBirth(){ var birth = $("birth"); var birthId = pId("birth_prompt"); birthId.innerHTML=""; var reg = /^((19\d{2})|(200\d))-(0?[1-9]|1[0-2])-(0?[1-9]|[1-2]\d|3[0-1])$/; if(reg.test(birth)==false){ birthId.innerHTML="生日格式不对"; return false; } return true; } </script> </head> <body> <table class="main" border="0" callpadding="0" cellspacing="0"> <tr> <td><img src="images/logo.jpg" alt="logo"><img src="images/banner.jpg" alt="banner"></td> </tr> <tr> <td class="hr_1">新用户注册</td> </tr> <tr> <td style="height: 10px;"></td> </tr> <form action="" method="post" name="myform"> <tr> <td><table> <tr> <td class="left">用户名:</td> <td class="center"><input type="text" id="user" class="in" onblur="checkUser()"></td> <td><p id="user_prompt">用户名由英文字母和数字组成-4到16位字符,以字母开头</p></td> </tr> <tr> <td class="left">密码:</td> <td class="center"><input type="password" id="pwd" class="in" onblur="checkPwd()"></td> <td><p id="pwd_prompt">密码由英文字母和数字组成的4-10位字符</p></td> </tr> <tr> <td class="left">确认密码:</td> <td class="center"><input type="password" id="repwd" class="in" onblur="checkRepwd()"></td> <td><p id="repwd_prompt"></p></td> </tr> <tr> <td class="left">电子邮箱:</td> <td class="center"><input type="text" id="email" class="in" onblur="checkEmail()"></td> <td><p id="email_prompt"></p></td> </tr> <tr> <td class="left">手机号码:</td> <td class="center"><input type="text" id="mobile" class="in" onblur="checkMobile()"></td> <td><p id="mobile_prompt"></p></td> </tr> <tr> <td class="left">生日:</td> <td class="center"><input type="text " id="birth" class="in" onblur="checkBirth()"></td> <td><p id="birth_prompt"></p></td> </tr> <tr> <td class="left"> </td> <td class="center"><input name="" type="image" src="images/register.jpg" /></td> <td> </td> </tr> </table> </td> </tr> </form> </table> </body> </html>
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