/* **************************************************** 功 能：驗證函數集合 說 明： 版 本：1.0 作 者： 創建時間：2005-8-25 *************************************************** */<!-- //禁止輸入空格 function forbidSpace() {//οnkeypress="forbidSpace();"if (window.event.keyCode==32){alert('不允許輸入空格！');window.event.keyCode = 0x0;} }//去除字符串空格 function trim(s) { return s.replace(/(^\s+)|(\s+$)/g,""); }//表單項是否為空 function IsEmpty(pstr) {//alert(pstr)if (trim(pstr).length == 0){return true;}return false; }//比較兩個表單項的值是否相同 function IsRepeat(obj1, obj2) {if ((obj1).value != (obj2).value) {return false;}return true; }//比較兩個數值大小 function CompairNum(value1,value2) {var ret;ret=eval(value1-value2); if(ret>0 || isNaN(value1) || (value1.charAt(0)==0 && !isNaN(value1.charAt(1)) && value1.charAt(1)!='') ){alert('輸入有誤！');return false;}return true; }//比較兩個數值大小 function CompairNum2(value1,value2,note) {var ret;//alert(value1);ret=eval(value1-value2); if(ret>0 || isNaN(value1) || (value1.charAt(0)==0 && !isNaN(value1.charAt(1)) && value1.charAt(1)!='') ){alert(note);return false;}return true; }//百分數[數字 . %] function percentage() {// 37 - %;if(!(window.event.keyCode>47&&window.event.keyCode<58||window.event.keyCode==46||window.event.keyCode==37)){window.event.keyCode=0x0;} }//身份證[數字 x] function identityCard() {if(!(window.event.keyCode>47&&window.event.keyCode<58||window.event.keyCode==120)){window.event.keyCode = 0x0;return false;}return true; }//格式必須僅為數字0-9 function onlyNumeric() {// 0-9:48-57;-:45;//var outCha="40 41 45 59";if(window.event.keyCode<48||window.event.keyCode>57){alert('只能輸入數字！')window.event.keyCode = 0x0;return false;}return true; }//格式必須為數字和- function numericF() {if(!(window.event.keyCode>47&&window.event.keyCode<58||window.event.keyCode==45)){alert('只能輸入數字！')window.event.keyCode=0x0;} }//格式必須為數字和. function numericD() {if(!(window.event.keyCode>47&&window.event.keyCode<58||window.event.keyCode==46)){alert('只能輸入數字！')window.event.keyCode=0x0;} }//格式為數字，點(.)和負號(-) function numericDF() {if(!((window.event.keyCode>47&&window.event.keyCode<58)||window.event.keyCode==46||window.event.keyCode==45)){alert('只能輸入數字！')window.event.keyCode=0x0;return (false);} }//格式必須為數字和, function numericB() {if(!(window.event.keyCode>47&&window.event.keyCode<58||window.event.keyCode==44)){alert('只能輸入數字！')window.event.keyCode=0x0;} }//格式必須為數字., function numericDB() {if(!(window.event.keyCode>47&&window.event.keyCode<58||window.event.keyCode==44||window.event.keyCode==46)){alert('只能輸入數字！')window.event.keyCode=0x0;} }//格式必須為數字-, function numericFB() {if(!(window.event.keyCode>47&&window.event.keyCode<58||window.event.keyCode==44||window.event.keyCode==45)){alert('只能輸入數字！')window.event.keyCode=0x0;} }//格式必須為數字.-, function numericDFB() {if(!(window.event.keyCode>47&&window.event.keyCode<58||window.event.keyCode==46||window.event.keyCode==44||window.event.keyCode==45)){alert('只能輸入數字！')window.event.keyCode=0x0;} }//[127以內ASCII值] 非大小寫26個英文字母 function noLetter() {if ((window.event.keyCode>=65 && window.event.keyCode<=90)||(window.event.keyCode>=97&&window.event.keyCode<=122)||window.event.keyCode>127){window.event.keyCode=0x0;} }//表單項只能為數字和"-",用于電話/銀行帳號驗證上,可擴展到域名注冊等 function IsNumberF(String) { var Letters = "1234567890-"; //可以自己增加可輸入值var i;var c;if(String.charAt( 0 )=='-')return false;if( String.charAt( String.length - 1 ) == '-' )return false;for( i = 0; i < String.length; i ++ ){c = String.charAt( i );if (Letters.indexOf( c ) < 0)return false;}return true; }//數值檢測,只為為0－9之間的數字 function IsNumber(name) {if(name.length == 0)return false;for(i = 0; i < name.length; i++) {if(name.charAt(i) < "0" || name.charAt(i) > "9")return false;}return true; }//Digit evaluation function function isNum(passedVal) {if (passedVal == "")return false;else if (isNaN(passedVal)) return false;for (i=0; i<passedVal.length; i++){if (passedVal.charAt(0) == "." || passedVal.charAt(passedVal.length-1) == "." || (passedVal.length > 1 && passedVal.charAt(0) == "0" && !isNaN(passedVal.charAt(1))))return false;else if (passedVal.charAt(0) == "-")i++; else if (passedVal.charAt(i) < "0" && passedVal.charAt(i) != ".")return false;else if (passedVal.charAt(i) > "9" && passedVal.charAt(i) != ".")return false;}return true; } //↑↑↑// //判斷是否為數值 function checkNum(obj) {if (isNum(document.all(''+ obj +'').value)==false){alert('非正確的數值輸入!!!');document.all(''+ obj +'').focus();document.all(''+ obj +'').select();return false;}return true; }//表單項輸入數值/長度限定 function Limit(obj, min, max) {if ((obj).length > max || (obj).length < min){return false;}return true; }//英文值檢測 function isEnglish(name) {if(name.length == 0)return false;for(i = 0; i < name.length; i++) {if(name.charCodeAt(i) > 128)return false;}return true; }//中文值檢測 function isChinese(name) {if(name.length == 0)return false;for(i = 0; i < name.length; i++) {if(name.charCodeAt(i) > 128)return true;}return false; }//限定表單項不能輸入的字符 function contain(str,charset)// 字符串包含測試函數 {var i;for(i=0;i<charset.length;i++)if(str.indexOf(charset.charAt(i))>=0)return true;return false; }// E-mail值檢測 function isMail(name) {if(!isEnglish(name))return false;i = name.indexOf("@");j = name.lastIndexOf("@");if(i == -1)return false;if(i != j)return false;if(i == name.length)return false;return true; }function IsEmail2(stringToTest) {var AmperAtvar DotAtvar strimif (trim(stringToTest) == ""){return(true);}strim = trim(stringToTest);if (strim.search(/\s/) != -1)return (false);AmperAt = stringToTest.indexOf("@")if (AmperAt < 1)return (false);DotAt = stringToTest.indexOf(".",AmperAt);//DotAt = stringToTest.indexOf(".")if (DotAt < (AmperAt+2) || DotAt == (stringToTest.length-1))return (false);return (true); }function isEmail3(email) {var reg=/^@([\w-]+\.)+[\w-]{2,4}$$$/;return ( email.match( reg ) != null ) ? true:false; }//--------------------------------------- function checkEmail(mail) {var strr;ValidationPassed = true;re=/(\w+@\w+\.\w+)(\.{0,1}\w*)(\.{0,1}\w*)/i;re.exec(mail);if (RegExp.$3!=""&&RegExp.$3!="."&&RegExp.$2!=".") strr=RegExp.$1+RegExp.$2+RegExp.$3elseif (RegExp.$2!=""&&RegExp.$2!=".") strr=RegExp.$1+RegExp.$2else strr=RegExp.$1if (strr!=mail) {alert("請填寫正確的郵件地址!!!")ValidationPassed = false;return;}return true; } //↑↑↑// function detectEmail(obj) //檢測輸入的Email { var mail=trim(document.all(''+obj+'').value);if(IsEmpty(mail)){return false;}else if(!checkEmail(mail)){document.all(''+obj+'').select();return false;}return true; } //-------------------------------------------function IsDate(s) {var daysInMonth;var year;var month;var day;var delimiter;var stemp;// check for illegal charactersif (s.search(/[^0-9-\/_]/) != -1)return false;// parse string to get year, month and dayif (s.search(/\/{1}/) != -1)delimiter = "/";else{if (s.search(/-{1}/) != -1)delimiter = "-";elsereturn false;}stemp = s;DelimAt = stemp.indexOf(delimiter);month = stemp.substring(0,DelimAt);stemp = stemp.substring(DelimAt + 1, stemp.length);DelimAt = stemp.indexOf(delimiter);day = stemp.substring(0,DelimAt);year = stemp.substring(DelimAt + 1, stemp.length);// Explicitly change type to integer to make code work in both// JavaScript 1.1 and JavaScript 1.2.var intYear = parseInt(year,10);var intMonth = parseInt(month,10);var intDay = parseInt(day,10);// catch invalid years (not 2- or 4-digit)if (intYear < 0) return false;if ((year.length != 2) && (year.length != 4)) return false;// catch invalid monthsif (intMonth < 1 || intMonth > 12) return false;// catch invalid days, except for Februaryif (intDay < 1 || intDay > 31) return false;switch (intMonth){case 1:case 3:case 5:case 7:case 8:case 10:case 12:daysInMonth = 31;break;case 4:case 6:case 9:case 11:daysInMonth = 30;break;case 2:daysInMonth = ((intYear % 4 == 0) && ( (!(intYear % 100 == 0)) || (intYear % 400 == 0) ) ) ? 29 : 28;break;}if (intDay > daysInMonth) return false; return true; }//檢測日期// ============================================= // note：the function need 6 numeric,other is irregular // 檢測輸入值是否為六位，是否為時間 // ============================================= function Is6Date(inDate) {if(inDate.length==6 & !isNaN(inDate))//refuse string and length=6{var fir2str;var sec2str;var thi2str;var lastDate;var newDate,returnResult;returnResult=0;fir2str=inDate.substr(0,2);//the first 2 stringsec2str=inDate.substr(2,2);//the second 2 stringthi2str=inDate.substr(4,2);//the third 2 stringlastDate="20"+fir2str+"/"+sec2str+"/"+thi2str;newDate=new Date(lastDate);returnResult+=(sec2str==(newDate.getMonth()+1))?0:1;//the month must exist and be legality？returnResult+=(thi2str==newDate.getDate())?0:1;if(returnResult>0){alert("你的日期輸入有誤，格式必須為6位YYMMDD！");return false;}else{return true;}}else{alert("你的日期輸入有誤，格式必須為6位YYMMDD！");return false;} }//金額大寫 function DX(currencyDigits) {var MAXIMUM_NUMBER = 99999999999.99; // Predefine the radix characters and currency symbols for output: var CN_ZERO = "零"; var CN_ONE = "壹"; var CN_TWO = "貳"; var CN_THREE = "叁"; var CN_FOUR = "肆"; var CN_FIVE = "伍"; var CN_SIX = "陸"; var CN_SEVEN = "柒"; var CN_EIGHT = "捌"; var CN_NINE = "玖"; var CN_TEN = "拾"; var CN_HUNDRED = "佰"; var CN_THOUSAND = "仟"; var CN_TEN_THOUSAND = "萬"; var CN_HUNDRED_MILLION = "億"; //var CN_SYMBOL = "人民幣"; var CN_DOLLAR = "元"; var CN_TEN_CENT = "角"; var CN_CENT = "分"; var CN_INTEGER = "整"; // Variables: var integral; // Represent integral part of digit number. var decimal; // Represent decimal part of digit number. var outputCharacters; // The output result. var parts; var digits, radices, bigRadices, decimals; var zeroCount; var i, p, d; var quotient, modulus; // Validate input string:currencyDigits = currencyDigits.toString(); if (currencyDigits == "") { alert("Empty input!"); return ""; } if (currencyDigits.match(/[^,.\d]/) != null) { alert("Invalid characters in the input string!"); return ""; } if ((currencyDigits).match(/^((\d{1,3}(,\d{3})*(.((\d{3},)*\d{1,3}))?)|(\d+(.\d+)?))$/) == null) { alert("Illegal format of digit number!"); return ""; } // Normalize the format of input digits: currencyDigits = currencyDigits.replace(/,/g, ""); // Remove comma delimiters. currencyDigits = currencyDigits.replace(/^0+/, ""); // Trim zeros at the beginning. // Assert the number is not greater than the maximum number. if (Number(currencyDigits) > MAXIMUM_NUMBER) { alert("Too large a number to convert!"); return ""; } // Process the coversion from currency digits to characters: // Separate integral and decimal parts before processing coversion: parts = currencyDigits.split("."); if (parts.length > 1) { integral = parts[0]; decimal = parts[1]; // Cut down redundant decimal digits that are after the second. decimal = decimal.substr(0, 2); } else { integral = parts[0]; decimal = ""; } // Prepare the characters corresponding to the digits: digits = new Array(CN_ZERO, CN_ONE, CN_TWO, CN_THREE, CN_FOUR, CN_FIVE, CN_SIX, CN_SEVEN, CN_EIGHT, CN_NINE); radices = new Array("", CN_TEN, CN_HUNDRED, CN_THOUSAND); bigRadices = new Array("", CN_TEN_THOUSAND, CN_HUNDRED_MILLION); decimals = new Array(CN_TEN_CENT, CN_CENT); // Start processing: outputCharacters = ""; // Process integral part if it is larger than 0: if (Number(integral) > 0) { zeroCount = 0; for (i = 0; i < integral.length; i++) { p = integral.length - i - 1; d = integral.substr(i, 1); quotient = p / 4; modulus = p % 4; if (d == "0") { zeroCount++; } else { if (zeroCount > 0) { outputCharacters += digits[0]; } zeroCount = 0; outputCharacters += digits[Number(d)] + radices[modulus]; } if (modulus == 0 && zeroCount < 4) { outputCharacters += bigRadices[quotient]; } } outputCharacters += CN_DOLLAR; } // Process decimal part if there is: if (decimal != "") { for (i = 0; i < decimal.length; i++) { d = decimal.substr(i, 1); if (d != "0") { outputCharacters += digits[Number(d)] + decimals[i]; } } } // Confirm and return the final output string: if (outputCharacters == "") { outputCharacters = CN_ZERO + CN_DOLLAR; } if (decimal == "") { outputCharacters += CN_INTEGER; } //outputCharacters = CN_SYMBOL + outputCharacters; return outputCharacters; }//--> ///<PublicVariable>定義一全局非法字符枚舉變量</PublicVariable>/// var ForbiddenWord="EXEC ,XP_,SP_,DECLARE ,UNION ,CMD ,+,@,//,..,;,--,%,0X "; //PS:注意 [space]不能被trim掉///<summary>檢測是否存在SQL Injection問題</summary>/// ///<parms>SQL語句 || String;</parms>/// ///<returns>A Word In ForbiddenWord</returns>/// function CheckSQLInjection(SQL) { SQL = SQL.toUpperCase();arrForbiddenWord=ForbiddenWord.split(",");for (var i=0;i<arrForbiddenWord.length;i++){if (SQL.indexOf(arrForbiddenWord[i])>=0) { return arrForbiddenWord[i];}}return ''; } // 增加一個名為 CheckSQLInjection 的函數作為 // String 構造函數的原型對象的一個方法。 String.prototype.CheckSQLInjection = function() {return CheckSQLInjection(this); }//判斷是否為HTML格式 String.prototype.IsHTML = function() {return /<(\/)?[A-Za-z]+>/.test(this); }///<summary>檢測HTML及非法字符ForbiddenWord</summary>/// ///<parms>ToControl - 要檢測的控件; ValidControl - 顯示驗證消息的控件;</parms>/// ///<returns>true/false;</returns>/// ///<invoke>ToControl.OnBlur() || SubmitButton.Click();</invoke>/// function OnValidHTML(ToControl,ValidControl) {var bstr='';var objToControl;var objValidControl;objToControl = document.getElementById(ToControl);objValidControl = document.getElementById(ValidControl);if(objToControl.value.IsHTML()){objValidControl.style.display='block';objValidControl.innerHTML = "此處不允許類似HTML標記";return false;}bstr=objToControl.value.CheckSQLInjection();if(bstr!='') { objValidControl.style.display='block';objValidControl.innerHTML = "此處不允許非法字符:" + bstr;//ForbiddenWord;return false;}objValidControl.style.display='none';return true; }

?原文:http://www.cnblogs.com/ding0910/articles/341145.html

轉載于:https://www.cnblogs.com/hyyly/archive/2013/04/15/3021618.html

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