html.js中的表单验证

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1、//常用验证类functionNfValidate(){}//Email格式验证NfValidate.isEmail=function(value){varpattern=/^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+.([[a-zA-Z0-9_-])+/;returnpattern.test(value);}//整数格式验证NfValidate.isInteger=function(value){varpattern=/^[-+]?d*$/;returnpattern.test(value)}//双精度格式验证NfValidate.i

2、sDouble=function(value){varpattern=/^[-+]?d+.(d+)?$/;returnpattern.test(value);}//一位小数格式验证NfValidate.isOneDecimal=function(value){varpattern=/^-?d+.(d{1,1})?$/;returnpattern.test(value);}//二位小数格式验证NfValidate.isTwoDecimal=function(value){varpattern=/^-?d+.(d{1,2})?$/;returnpat

3、tern.test(value);}//三位小数格式验证NfValidate.isThreeDecimal=function(value){varpattern=/^-?d+.(d{1,3})?$/;returnpattern.test(value);}//验证小数位数NfValidate.checkNumDecimal=function(value,num){if(value!=""){if(value.indexOf(".")>0){vartemp=value.length-(value.indexOf(".")+1);if(temp==num){ret

4、urntrue;}}}returnfalse;}//验证英文字母NfValidate.isLetter=function(value){varpattern=/^[a-zA-Z]+$/;returnpattern.test(value);}//验证中文字符NfValidate.isChinese=function(value){varpattern=/^[u0291-uFFE5]+$/;returnpattern.test(value);}//验证身份证号码NfValidate.isCardID=function(value){varpattern=/(^([

5、d]{15}

6、[d]{18}

7、[d]{17}[xX]{1})$)/;returnpattern.test(value);}//验证邮编格式NfValidate.isZipCode=function(value){varpattern=/^d{6}$/;returnpattern.test(value);}//验证电话号码格式NfPhone.isPhone=function(value){varpattern=/^(([0+]d{2,3}-)?(0d{2,3})-)?(d{7,8})(-(d{3,}))?$/;returnpattern.test(

8、value);}//验证手机号码格式NfValidate.isMobile=function(value){varpattern1=/^13d{5,9}$/;varpattern2=/^153d{4,8}$/;varpattern3=/^159d{4,8}$/;returnpattern1.test(value)

9、

10、pattern2.test(value)

11、

12、pattern3.test(value);}