正则表达式方式的验证方式,这个验证比较标准而且比较全面,不过也是通过点击提交按钮才进行验证,本实例可以这样验证,具体内容如下

js正则表达式注册页面表单验证

 也可以这样验证

js正则表达式注册页面表单验证

具体代码

<html> 
<head> 
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> 
<title>表单验证类Validator v1</title> 
<style> 
 body,td{font:normal 12px Verdana;color:#333333} 
 input,textarea,select,td{font:normal 12px Verdana;color:#333333;border:1px solid #999999;background:#ffffff} 
 table{border-collapse:collapse;} 
 td{padding:3px} 
 input{height:20;} 
 textarea{width:80%;height:50px;overflow:auto;} 
 form{display:inline} 
 </style> 
</head> 
<body> 
<table align="center"> 
    <form name="theForm" id="demo" method="get" onSubmit="return Validator.Validate(this,2)"> 
        <tr> 
            <td>身份证号:</td> 
            <td><input name="Card" dataType="IdCard" msg="身份证号错误"></td> 
        </tr> 
        <tr> 
            <td>真实姓名:</td> 
            <td><input name="Name" dataType="Chinese" msg="真实姓名只允许中文"></td> 
        </tr> 
        <tr> 
            <td>ID:</td> 
            <td><input name="username" dataType="Username" msg="ID名不符合规定"></td> 
        </tr> 
        <tr> 
            <td>英文名:</td> 
            <td><input name="Nick" dataType="English" require="false" msg="英文名只允许英文字母"></td> 
        </tr> 
        <tr> 
            <td>主页:</td> 
            <td><input name="Homepage" require="false" dataType="Url"  msg="非法的Url"></td> 
        </tr> 
        <tr> 
            <td>密码:</td> 
            <td><input name="Password" dataType="SafeString"  msg="密码不符合安全规则" type="password"></td> 
        </tr> 
        <tr> 
            <td>重复:</td> 
            <td><input name="Repeat" dataType="Repeat" to="Password" msg="两次输入的密码不一致" type="password"></td> 
        </tr> 
        <tr> 
            <td>信箱:</td> 
            <td><input name="Email" dataType="Email" msg="信箱格式不正确"></td> 
        </tr> 
        <tr> 
            <td>信箱:</td> 
            <td><input name="Email" dataType="Repeat" to="Email" msg="两次输入的信箱不一致"></td> 
        </tr> 
        <tr> 
            <td>QQ:</td> 
            <td><input name="QQ" require="false" dataType="QQ" msg="QQ号码不存在"></td> 
        </tr> 
        <tr> 
            <td>身份证:</td> 
            <td><input name="Card" dataType="IdCard" msg="身份证号码不正确"></td> 
        </tr> 
        <tr> 
            <td>年龄:</td> 
            <td><input name="Year" dataType="Range" msg="年龄必须在18~28之间" min="18" max="28"></td> 
        </tr> 
        <tr> 
            <td>年龄1:</td> 
            <td><input name="Year1" require="false" dataType="Compare" msg="年龄必须在18以上" to="18" operator="GreaterThanEqual"></td> 
        </tr> 
        <tr> 
            <td>电话:</td> 
            <td><input name="Phone" require="false" dataType="Phone" msg="电话号码不正确"></td> 
        </tr> 
        <tr> 
            <td>手机:</td> 
            <td><input name="Mobile" require="false" dataType="Mobile" msg="手机号码不正确"></td> 
        </tr> 
        <tr> 
            <td>生日:</td> 
            <td><input name="Birthday" dataType="Date" format="ymd" msg="生日日期不存在"></td> 
        </tr> 
        <tr> 
            <td>邮政编码:</td> 
            <td><input name="Zip" dataType="Custom" regexp="^[1-9]\d{5}$" msg="邮政编码不存在"></td> 
        </tr> 
        <tr> 
            <td>邮政编码:</td> 
            <td><input name="Zip1" dataType="Zip" msg="邮政编码不存在"></td> 
        </tr> 
        <tr> 
            <td>操作系统:</td> 
            <td><select name="Operation" dataType="Require" msg="未选择所用操作系统" > 
                    <option value="">选择您所用的操作系统</option> 
                    <option value="Win98">Win98</option> 
                    <option value="Win2k">Win2k</option> 
                    <option value="WinXP">WinXP</option> 
                </select></td> 
        </tr> 
        <tr> 
            <td>所在省份:</td> 
            <td>广东 
                <input name="Province" value="1" type="radio"> 
                陕西 
                <input name="Province" value="2" type="radio"> 
                浙江 
                <input name="Province" value="3" type="radio"> 
                江西 
                <input name="Province" value="4" type="radio" dataType="Group" msg="必须选定一个省份" ></td> 
        </tr> 
        <tr> 
            <td>爱好:</td> 
            <td>运动 
                <input name="Favorite" value="1" type="checkbox"> 
                上网 
                <input name="Favorite" value="2" type="checkbox"> 
                听音乐 
                <input name="Favorite" value="3" type="checkbox"> 
                看书 
                <input name="Favorite" value="4" type="checkbox"" dataType="Group" min="2" max="3" msg="必须选择2~3种爱好"></td> 
        </tr> 
        <td>自我介绍:</td> 
        <td><textarea name="Description" dataType="Limit" max="10" msg="自我介绍内容必须在10个字之内">中文是一个字</textarea></td> 
        </tr> 
         
        <td>自传:</td> 
        <td><textarea name="History" dataType="LimitB" min="3" max="10" msg="自传内容必须在[3,10]个字节之内">中文是两个字节t</textarea></td> 
        </tr> 
         
        <tr> 
            <td>相片上传:</td> 
            <td><input name="up" dataType="Filter" msg="非法的文件格式" type="file" accept="jpg, gif, png"></td> 
        </tr> 
        <tr> 
            <td colspan="2"><input name="Submit" type="submit" value="确定提交"> 
                <input onClick="Validator.Validate(document.getElementById('demo'))" value="检验模式1" type="button"> 
                <input onClick="Validator.Validate(document.getElementById('demo'),2)" value="检验模式2" type="button"> 
                <input onClick="Validator.Validate(document.getElementById('demo'),3)" value="检验模式3" type="button"></td> 
        </tr> 
    </form> 
</table> 
<script> 
 Validator = { 
  Require : /.+/, 
  Email : /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/, 
  Phone : /^((\d2,3)|(\d{3}\-))"\"])*$/, 
  IdCard : "this.IsIdCard(value)", 
  Currency : /^\d+(\.\d+)"]*)|.{0,5})$|\s/, 
  IsSafe : function(str){return !this.UnSafe.test(str);}, 
  SafeString : "this.IsSafe(value)", 
  Filter : "this.DoFilter(value, getAttribute('accept'))", 
  Limit : "this.limit(value.length,getAttribute('min'), getAttribute('max'))", 
  LimitB : "this.limit(this.LenB(value), getAttribute('min'), getAttribute('max'))", 
  Date : "this.IsDate(value, getAttribute('min'), getAttribute('format'))", 
  Repeat : "value == document.getElementsByName(getAttribute('to'))[0].value", 
  Range : "getAttribute('min') < (value|0) && (value|0) < getAttribute('max')", 
  Compare : "this.compare(value,getAttribute('operator'),getAttribute('to'))", 
  Custom : "this.Exec(value, getAttribute('regexp'))", 
  Group : "this.MustChecked(getAttribute('name'), getAttribute('min'), getAttribute('max'))", 
  ErrorItem : [document.forms[0]], 
  ErrorMessage : ["以下原因导致提交失败:\t\t\t\t"], 
  Validate : function(theForm, mode){ 
    var obj = theForm || event.srcElement; 
    var count = obj.elements.length; 
    this.ErrorMessage.length = 1; 
    this.ErrorItem.length = 1; 
    this.ErrorItem[0] = obj; 
    for(var i=0;i<count;i++){ 
      with(obj.elements[i]){ 
        var _dataType = getAttribute("dataType"); 
        if(typeof(_dataType) == "object" || typeof(this[_dataType]) == "undefined") continue; 
        this.ClearState(obj.elements[i]); 
        if(getAttribute("require") == "false" && value == "") continue; 
        switch(_dataType){ 
          case "IdCard" : 
          case "Date" : 
          case "Repeat" : 
          case "Range" : 
          case "Compare" : 
          case "Custom" : 
          case "Group" :  
          case "Limit" : 
          case "LimitB" : 
          case "SafeString" : 
          case "Filter" : 
            if(!eval(this[_dataType])) { 
              this.AddError(i, getAttribute("msg")); 
            } 
            break; 
          default : 
            if(!this[_dataType].test(value)){ 
              this.AddError(i, getAttribute("msg")); 
            } 
            break; 
        } 
      } 
    } 
    if(this.ErrorMessage.length > 1){ 
      modemode = mode || 1; 
      var errCount = this.ErrorItem.length; 
      switch(mode){ 
      case 2 : 
        for(var i=1;i<errCount;i++) 
          this.ErrorItem[i].style.color = "red"; 
      case 1 : 
        alert(this.ErrorMessage.join("\n")); 
        this.ErrorItem[1].focus(); 
        break; 
      case 3 : 
        for(var i=1;i<errCount;i++){ 
        try{ 
          var span = document.createElement("SPAN"); 
          span.id = "__ErrorMessagePanel"; 
          span.style.color = "red"; 
          this.ErrorItem[i].parentNode.appendChild(span); 
          span.innerHTML = this.ErrorMessage[i].replace(/\d+:/,"*"); 
          } 
          catch(e){alert(e.description);} 
        } 
        this.ErrorItem[1].focus(); 
        break; 
      default : 
        alert(this.ErrorMessage.join("\n")); 
        break; 
      } 
      return false; 
    } 
    return true; 
  }, 
  limit : function(len,min, max){ 
    minmin = min || 0; 
    maxmax = max || Number.MAX_VALUE; 
    return min <= len && len <= max; 
  }, 
  LenB : function(str){ 
    return str.replace(/[^\x00-\xff]/g,"**").length; 
  }, 
  ClearState : function(elem){ 
    with(elem){ 
      if(style.color == "red") 
        style.color = ""; 
      var lastNode = parentNode.childNodes[parentNode.childNodes.length-1]; 
      if(lastNode.id == "__ErrorMessagePanel") 
        parentNode.removeChild(lastNode); 
    } 
  }, 
  AddError : function(index, str){ 
    this.ErrorItem[this.ErrorItem.length] = this.ErrorItem[0].elements[index]; 
    this.ErrorMessage[this.ErrorMessage.length] = this.ErrorMessage.length + ":" + str; 
  }, 
  Exec : function(op, reg){ 
    return new RegExp(reg,"g").test(op); 
  }, 
  compare : function(op1,operator,op2){ 
    switch (operator) { 
      case "NotEqual": 
        return (op1 != op2); 
      case "GreaterThan": 
        return (op1 > op2); 
      case "GreaterThanEqual": 
        return (op1 >= op2); 
      case "LessThan": 
        return (op1 < op2); 
      case "LessThanEqual": 
        return (op1 <= op2); 
      default: 
        return (op1 == op2);       
    } 
  }, 
  MustChecked : function(name, min, max){ 
    var groups = document.getElementsByName(name); 
    var hasChecked = 0; 
    minmin = min || 1; 
    maxmax = max || groups.length; 
    for(var i=groups.length-1;i>=0;i--) 
      if(groups[i].checked) hasChecked++; 
    return min <= hasChecked && hasChecked <= max; 
  }, 
  DoFilter : function(input, filter){ 
return new RegExp("^.+\.(".replace(/EXT/g, filter.split(/\s*,\s*/).join("|")), "gi").test(input); 
  }, 
  IsIdCard : function(number){ 
    var date, Ai; 
    var verify = "10x98765432"; 
    var Wi = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2]; 
    var area = ['','','','','','','','','','','','北京','天津','河北','山西','内蒙古','','','','','','辽宁','吉林','黑龙江','','','','','','','','上海','江苏','浙江','安微','福建','江西','山东','','','','河南','湖北','湖南','广东','广西','海南','','','','重庆','四川','贵州','云南','西藏','','','','','','','陕西','甘肃','青海','宁夏','新疆','','','','','','台湾','','','','','','','','','','香港','澳门','','','','','','','','','国外']; 
    var re = number.match(/^(\d{2})\d{4}(((\d{2})(\d{2})(\d{2})(\d{3}))|((\d{4})(\d{2})(\d{2})(\d{3}[x\d])))$/i); 
    if(re == null) return false; 
    if(re[1] >= area.length || area[re[1]] == "") return false; 
    if(re[2].length == 12){ 
      Ai = number.substr(0, 17); 
      date = [re[9], re[10], re[11]].join("-"); 
    } 
    else{ 
      Ai = number.substr(0, 6) + "19" + number.substr(6); 
      date = ["19" + re[4], re[5], re[6]].join("-"); 
    } 
    if(!this.IsDate(date, "ymd")) return false; 
    var sum = 0; 
    for(var i = 0;i<=16;i++){ 
      sum += Ai.charAt(i) * Wi[i]; 
    } 
    Ai += verify.charAt(sum%11); 
    return (number.length ==15 || number.length == 18 && number == Ai); 
  }, 
  IsDate : function(op, formatString){ 
    formatStringformatString = formatString || "ymd"; 
    var m, year, month, day; 
    switch(formatString){ 
      case "ymd" : 
        m = op.match(new RegExp("^((\\d{4})|(\\d{2}))([-./])(\\d{1,2})\\4(\\d{1,2})$")); 
        if(m == null ) return false; 
        day = m[6]; 
        mmonth = m[5]*1; 
        year = (m[2].length == 4) "dmy" : 
        m = op.match(new RegExp("^(\\d{1,2})([-./])(\\d{1,2})\\2((\\d{4})|(\\d{2}))$")); 
        if(m == null ) return false; 
        day = m[1]; 
        mmonth = m[3]*1; 
        year = (m[5].length == 4) "object" && year == date.getFullYear() && month == (date.getMonth()+1) && day == date.getDate()); 
    function GetFullYear(y){return ((y<30 "20" : "19") + y)|0;} 
  } 
 } 
</script> 
</body> 
</html>

以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持。

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