关于常用的正则验证的js

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//js的String和number类型的转换。变量+""  转字符串  如果是字符串  *1 转number//输入验证function chkkeyup(obj,regex){    var t = obj.value.replace(regex,"");    if(obj.value!=t)        obj.value=t;}//验证单选按钮是否被选中:name-单选按钮名function chkRadio(name) {    if($("input[type='radio'][name='" + name + "']:checked").val()) {        return true;    } else {        alert("有单选按钮未被选中");    }    return false;}//验证复选按钮是否被选中:name-复选按钮名function chkCheckbox(name) {    if($("input[type='checkbox'][name='" + name + "']:checked").length) {        return true;    } else {        alert("有复选框未被选择");    }    return false;}//手机号码验证function chkPhone(obj) {    if("" != trim($(obj).val())) {        var regex = /^1[3|4|5|8][0-9]\d{4,8}$/gi;        var result = regex.test(trim($(obj).val()));        if(result) {            return true;        } else {            alert("输入手机号码格式有误!");            return false;        }    }    return false;}//验证电话号码格式function chkTelPhone(obj) {    if("" != trim($(obj).val())) {        var regex = /^((0\d{2,3})-)(\d{7,8})(-(\d{3,}))?$/gi;        var result = regex.test($(obj).val());        if(result) {            return true;        } else {            alert("输入固定电话号码格式有误!");            return false;        }    }    return false;}//验证电话号码格式function chkFaxPhone(obj) {    if("" != trim($(obj).val())) {        var regex = /^((0\d{2,3})-)(\d{7,8})(-(\d{3,}))?$/gi;        var result = regex.test($(obj).val());        if(result) {            return true;        } else {            alert("输入传真电话号码格式有误!");            return false;        }    }else{        alert("请输入您的手机号");        return false;    }}//验证Emailfunction chkEmail(obj, len) {    if("" != trim($(obj).val())) {        regex = /^([a-zA-Z]+[_|\-|\.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|\-|\.]?)*[a-zA-Z0-9]+\.[a-zA-Z]{2,3}$/gi;        var result = regex.test(trim($(obj).val()));        if(result && $(obj).val().length <= len) {            return true;        } else if($(obj).val().length > len) {            alert("输入邮箱长度错误!");            return false;        } else {            alert("电子邮箱格式错误!");            return false;        }    }else{        alert("请输入电子邮箱");        return false;    }}//名字验证function chkName(obj, len) {    if("" != trim($(obj).val())) {        var regex = /^[\u4e00-\u9fa5a-zA-Z0-9\s]+$/gi;        var result = regex.test($(obj).val());        if(result && $(obj).val().length <= len) {            return true;        } else if($(obj).val().length > len) {            alert("输入信息长度错误!");            return false;        } else {            alert("输入数据有非法字符!");            return false;        }    }else{        return false;    }}//用户名验证function chkUserName(obj, len) {    if("" != trim($(obj).val())) {        var regex = /^[0-9a-zA-Z_]+$/gi;        var result = regex.test($(obj).val());        if(result && $(obj).val().length <= len) {            return true;        } else if($(obj).val().length > len) {            alert("输入信息长度错误!");            return false;        } else {            alert("输入数据有非法字符!");            return false;        }    }    return false;}//密码验证function chkPassword(obj, len) {    if("" != trim($(obj).val())) {        if(6 <= $(obj).val().length && $(obj).val().length <= len) {            var regex = /^[a-zA-Z0-9!@#$%^&*()-_+=\[\]{}<>\/,.?]+$/gi;            var result = regex.test($(obj).val());            if(result) {                return true;            } else {                alert("输入数据有非法字符!");                return false;            }        } else {            alert("输入数据长度有误!");        }    }    return false;}//浮点数验证function chkFloat(obj) {    if("" != trim($(obj).val())) {        var regex = /^([0-9]\.\d+|[1-9]+\.?\d+|[0-9])+$/gi;        var result = regex.test(trim($(obj).val()));        if(result) {            if($(obj).val()<=0){                alert("请输入合理数据!");                return false;            }            return true;        } else {            alert("输入数据格式不正确!");            return false;        }    }else{        return false;    }}//验证整数function chkInt(obj) {    if("" != trim($(obj).val())) {        var regex = /^-?[0-9]\d*$/gi;        var result = regex.test(trim($(obj).val()));        if(result) {            if($(obj).val()<=0){                alert("请输入合理数据!");                return false;            }            return true;        } else {            alert("输入的数字不合法!");            return false;        }    }else{        return false;    }}//年龄验证function chkAge(obj) {    if("" != $(obj).val() && chkInt(obj)) {        if(0 < $(obj).val() && $(obj).val() < 120) {            return true;        } else {            alert("您填写的信息不正确!");        }    }else{        return false;    }}//URL验证function chkURL(obj, len) {    var str = "^((https|http|ftp|rtsp|mms)?://)"          + "?(([0-9a-z_!~*'().&=+$%-]+: )?[0-9a-z_!~*'().&=+$%-]+@)?" //ftp的user@          + "(([0-9]{1,3}\.){3}[0-9]{1,3}" // IP形式的URL- 199.194.52.184          + "|" // 允许IP和DOMAIN(域名)         + "([0-9a-z_!~*'()-]+\.)*" // 域名- www.          + "([0-9a-z][0-9a-z-]{0,61})?[0-9a-z]\." // 二级域名          + "[a-z]{2,6})" // first level domain- .com or .museum          + "(:[0-9]{1,4})?" // 端口- :80          + "((/?)|" // a slash isn't required if there is no file name          + "(/[0-9a-z_!~*'().;?:@&=+$,%#-]+)+/?)$";      if("" != $(obj).val()) {        var regex = new RegExp(str);        var result = regex.test($(obj).val());        if(result) {            return true;        } else {            alert("输入的URL地址信息有误!");            return false;        }    }    return false;}function chkWeibo(obj, len) {    return true;}//QQ号验证function chkQQ(obj) {    if("" != $(obj).val()) {        var regex = /^[1-9]\d{4,9}$/gi;        var result = regex.test($(obj).val());        if(result) {            return true;        } else {            alert("输入QQ号有误!");            return false;        }    }else{        alert("请输入您的QQ");        return false;    }}//利率验证function chkRate(obj) {    if("" != $(obj).val() && chkFloat(obj)) {        if(0 <= $(obj).val() && $(obj).val() < 100) {            return true;        } else {            alert("输入数据不正确!");            return false;        }    }else{        return false;    }}//内容长度验证function chkContentLen(obj,maxLen,minLen){    if(trim($(obj).val()) == ""){        alert("请输入内容!");        return false;    }    else if($(obj).val().replace(/[^\x00-\xff]/g,"**").length < minLen){        alert("您输入的内容太短了,请完善一下吧!");        return false;    }    else if($(obj).val().replace(/[^\x00-\xff]/g,"**").length > maxLen){        alert("内容最多1000字哦!");        return false;    }    return true;}//标题长度验证function chkTitleLen(obj,maxLen,minLen){    if($(obj).val() == ""){        alert("请输入标题名称!");        return false;    }    else if($(obj).val().replace(/[^\x00-\xff]/g,"**").length < minLen){        alert("您输入的标题名称太短了,请完善一下吧!");        return false;    }    else if($(obj).val().replace(/[^\x00-\xff]/g,"**").length > maxLen){        alert("标题名称最多" + maxLen + "字哦!");        return false;    }    return true;}//机构名称长度验证function chkInstitutionLen(obj,maxLen,minLen){    if($(obj).val() == ""){        alert("请输入机构名称!");        return false;    }    else if($(obj).val().replace(/[^\x00-\xff]/g,"**").length < minLen){        alert("您输入的机构名称太短了,请完善一下吧!");        return false;    }    else if($(obj).val().replace(/[^\x00-\xff]/g,"**").length > maxLen){        alert("机构名称最多" + maxLen + "字哦!");        return false;    }    return true;}//===================================罗立炎补充/** * 判断身份证号 */function IdentityCodeValid(code) {     var city={11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江 ",31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北 ",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏 ",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外 "};    var tip = "";    var pass= true;    if (!code || !/^[1-9][0-9]{5}(19[0-9]{2}|200[0-9]|2010)(0[1-9]|1[0-2])(0[1-9]|[12][0-9]|3[01])[0-9]{3}[0-9xX]$/i.test(code)){        tip = "身份证号格式错误";        pass = false;    }   else if(!city[code.substr(0,2)]){        tip = "地址编码错误";        pass = false;    }    else{        //18位身份证需要验证最后一位校验位        /*if(code.length == 18){            code = code.split('');            //∑(ai×Wi)(mod 11)            //加权因子            var factor = [ 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2 ];            //校验位            var parity = [ 1, 0, 'X', 9, 8, 7, 6, 5, 4, 3, 2 ];            var sum = 0;            var ai = 0;            var wi = 0;            for (var i = 0; i < 17; i++)            {                ai = code[i];                wi = factor[i];                sum += ai * wi;            }            var last = parity[sum % 11];            if(parity[sum % 11] != code[17]){                tip = "您的身份证号不是有效的号码";                pass =false;            }        }*/    }    if(!pass) alert(tip);    return pass;}  //去掉字符串头尾空格   //去除字符两端空格function trim(str) {     if (str != null) {        var i;         for (i=0; i<str.length; i++) {            if (str.charAt(i)!=" ") {                str=str.substring(i,str.length);                 break;            }         }         for (i=str.length-1; i>=0; i--) {            if (str.charAt(i)!=" ") {                str=str.substring(0,i+1);                 break;            }         }         if (str.charAt(0)==" ") {            return "";         } else {            return str;         }    }  }   //验证Emailfunction chkYZEmail(obj) {    if("" != trim(trim($(obj).val()))) {        regex = /^([a-zA-Z]+[_|\-|\.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|\-|\.]?)*[a-zA-Z0-9]+\.[a-zA-Z]{2,3}$/gi;        var result = regex.test($(obj).val());        if(result){            return false;        }    }    return false;}//用户名验证function chkUserNameNEW(obj, len) {    if("" != trim($(obj).val())) {        var regex = /^[0-9a-zA-Z@._]+$/gi;        var result = regex.test($(obj).val());        if(result && $(obj).val().length <= len) {            return true;        } else if($(obj).val().length > len) {            alert("输入信息长度错误!");            return false;        } else {            alert("输入数据有非法字符!");            return false;        }    }    return false;}//用户名验证function chkInstiutionNew(obj, len) {    if("" != trim($(obj).val())) {        var regex = /^[0-9a-zA-Z-]+$/gi;        var result = regex.test($(obj).val());        if(result && $(obj).val().length <= len) {            return true;        } else if($(obj).val().length > len) {            alert("输入信息长度错误!");            return false;        } else {            alert("输入数据有非法字符!");            return false;        }    }    return false;}//带有特殊字符文本验证function chkTextNews(obj, len) {    if("" != trim($(obj).val())) {        var regex = /^[\u4e00-\u9fa5a-zA-Z0-9@-\\,\\.\\,\\。\\、\s]+$/gi;        var result = regex.test($(obj).val());        if(result && $(obj).val().length <= len) {            return true;        } else if($(obj).val().length > len) {            alert("输入信息长度错误!");            return false;        } else {            alert("输入数据有非法字符!");            return false;        }    }else{        alert("输入信息!");    }}//验证全文和简介特殊字符//带有特殊字符文本验证function chkText_Abstract(obj,len) {    if("" != trim($(obj).val())) {        if($(obj).val().replace(/[^\x00-\xff]/g,"**").length > len){            alert("输入信息长度有误");            $(obj).focus();            return false;        }        var regex = /^[\u4e00-\u9fa5a-zA-Z0-9@-\\,\\.\\,\\。\\(\\)\\)\\(\\、\s]+$/gi;        var result = regex.test($(obj).val());        if(result) {            return true;        }else {            alert("输入数据有非法字符!");            $(obj).focus();            return false;        }    }    return false;}//URL验证function chkURLFriendly(str_url) {    var strRegex = "^((https|http|ftp|rtsp|mms)?://)"        + "?(([0-9a-z_!~*'().&=+$%-]+: )?[0-9a-z_!~*'().&=+$%-]+@)?" //ftp的user@        + "(([0-9]{1,3}\.){3}[0-9]{1,3}" // IP形式的URL- 199.194.52.184        + "|" // 允许IP和DOMAIN(域名)        + "([0-9a-z_!~*'()-]+\.)*" // 域名- www.        + "([0-9a-z][0-9a-z-]{0,61})?[0-9a-z]\." // 二级域名        + "[a-z]{2,6})" // first level domain- .com or .museum        + "(:[0-9]{1,4})?" // 端口- :80        + "((/?)|" // a slash isn't required if there is no file name        + "(/[0-9a-z_!~*'().;?:@&=+$,%#-]+)+/?)$";    var re=new RegExp(strRegex);    if (re.test(str_url)){        return true;    }else{        return false;    }}
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