html.js中的表单验证.doc

/常用验证类function NfValidate()/Email格式验证NfValidate.isEmail=function(value)var pattern=/(a-zA-Z0-9_-)+(a-zA-Z0-9_-)+.(a-zA-Z0-9_-)+/;return pattern.test(value);/整数格式验证NfValidate.isInteger=function(value)var pattern=/-+?d*$/;return pattern.test(value)/双精度格式验证NfValidate.isDouble=function(value)var pattern=/-+?d+.(d+)?$/;return pattern.test(value);/一位小数格式验证NfValidate.isOneDecimal=function(value)var pattern=/-?d+.(d1,1)?$/;return pattern.test(value);/二位小数格式验证NfValidate.isTwoDecimal=function(value)var pattern=/-?d+.(d1,2)?$/;return pattern.test(value);/三位小数格式验证NfValidate.isThreeDecimal=function(value)var pattern=/-?d+.(d1,3)?$/;return pattern.test(value);/验证小数位数NfValidate.checkNumDecimal=function(value,num)if(value!=)if(value.indexOf(.)0)var temp=value.length-(value.indexOf(.)+1);if(temp=num)return true;return false;/验证英文字母NfValidate.isLetter=function(value)var pattern=/a-zA-Z+$/;return pattern.test(value);/验证中文字符NfValidate.isChinese=function(value)var pattern=/u0291-uFFE5+$/;return pattern.test(value);/验证身份证号码NfValidate.isCardID=function(value)var pattern=/(d15|d18|d17xX1)$)/;return pattern.test(value);/验证邮编格式NfValidate.isZipCode=function(value)var pattern=/d6$/;return pattern.test(value);/验证电话号码格式NfPhone.isPhone=function(value)var pattern=/(0+d2,3-)?(0d2,3)-)?(d7,8)(-(d3,)?$/;return pattern.test(value);/验证手机号码格式NfValidate.isMobile=function(value)var pattern1=/13d5,9$/;var pattern2=/153d4,8$/;var pattern3=/159d4