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技巧 |
JAVASCRIPT校验大全 |
<!--
///////////////////////////////////////////////////////////////////////////////
//
// 张树林 - 慧佳工作室
//
// Module Name: public.js
// Abstract: 各种校验程序
// Version: 1.0
// Date 2005-06-11
// Author: woods·zhang
// Email: hoojar@163.com
// MSN: hoojar@hotmail.com
// Website: http://www.hoojar.com/
// Copyright 2001-2006, Hoojar studio All Rights Reserved
//
// 版权 2001-2006，慧佳工作室所有版权保护
//The software for free software, allowing use, copy,
//modify and distribute the software and files. Any
//use of this software must place a copy of all the
//above copyright notice. By the software Huijia studio
//maintenance, if you have any queries please contact us.
//Thank you.
//
//此软件为自由软件，允许使用、拷贝、修改、分发本软件及其文档。
//任何使用此软件的地方都得出现以上版权通告所有副本。此软件由
//慧佳工作室维护，如果您有什么疑问请与我们联系。谢谢使用。
//
///////////////////////////////////////////////////////////////////////////////
var IsFireFox = document.getElementById &&! document.all;//判断是否为FireFox
//页面里回车到下一控件的焦点
function Enter2Tab(e)
...{
try
...{
var ob = IsFireFox ? e.target : event.srcElement;
if(ob.tagName == "INPUT" &&
(
ob.type == "text" ||
ob.type == "password" ||
ob.type == "checkbox" ||
ob.type == "radio"
) ||
ob.tagName == "SELECT")
...{
var key = IsFireFox ? e.which : event.keyCode;
if (key == 13)
...{
if (IsFireFox)
...{
event.which = 9;
}
else
...{
event.keyCode = 9;
}
}
}
}
catch(E)...{}
}
//打开此功能请取消下行注释
//document.onkeydown = Enter2Tab;
//ajax对象创建
function AjaxLib()
...{
var objXMLHttp;
if (window.XMLHttpRequest)
...{
objXMLHttp = new XMLHttpRequest();
}
else
...{
//使用该代码,出现问题 var MSXML = [’MSXML2.XMLHTTP.5.0’, ’MSXML2.XMLHTTP.4.0’, ’MSXML2.XMLHTTP.3.0’, ’MSXML2.XMLHTTP’, ’Microsoft.XMLHTTP’];
var MSXML = [’MSXML2.XMLHTTP’, ’Microsoft.XMLHTTP’];
for(var n = 0; n < MSXML.length; n ++)
...{
try
...{
objXMLHttp = new ActiveXObject(MSXML[n]);
break;
}
catch(e)
...{
}
}
if (!objXMLHttp && typeof XMLHttpRequest != ’undefined’)
...{
objXMLHttp = new XMLHttpRequest();
}
}
return objXMLHttp;
}
//判断用户名是否符合标准
function UserNameIsOk(ssn)
...{
var re = /^[0-9a-z][w-.]*[0-9a-z]$/i;
return re.test(ssn) ? true : false;
}
//_______全选择__________
function SelectAll()
...{
var empty;
var f = document.forms[0];
for (var i = 0; i < f.length; i++)
...{
empty = f[i];
if (empty.type == "checkbox" && empty.disabled == false)
empty.checked = true;
}
}
//__________返选择_________
function SelectReverse()
...{
var empty;
var f = document.forms[0];
for (var i = 0; i < f.length; i++)
...{
empty = f[i];
if (empty.type == "checkbox" && empty.disabled == false)
if(empty.checked == true)
...{
empty.checked = false;
}
else
...{
empty.checked = true;
}
}
}
//提交查询内容 submit search find content
function GoPage(pn)
...{
try
...{
document.forms[0].page.value = pn;
document.forms[0].submit();
}
catch(E)
...{
document.forms[1].page.value = pn;
document.forms[1].submit();
}
}
function WoodsAlert(ob, tip)
...{
alert(tip);
//ob.value = "";
ob.focus();
}
//__________处理特殊字符________________
function invalid_keyword()
...{
var keyword = new Array("<", ">", "%", "’", """);
var f, ob;
for (var form = 0; form < document.forms.length; form++)
...{
f = document.forms[form];
for (var i = 0; i < f.length; i++)
...{
ob = f[i];
if (ob.type == "text" && ob.disabled == false)
...{
for (j = 0; j < keyword.length; j++)
...{
if (ob.value.indexOf(keyword[j]) != -1)
...{
alert("在输入框聚焦处发现非法字符[" + keyword[j] + "]。");
//ob.value = "";
ob.focus();
return false;
}
}
ob.value = Trim(ob.value);
}
}
}
return true;
}
function IsTime(str)
//__________判断是否为时间字符串________________________
...{
var a = str.match(/^(d...{1,2})(:)?(d...{1,2})2(d...{1,2})$/);
if (a == null) ...{alert(’输入的参数不是时间格式’); return false;}
if (a[1]>24 || a[3]>60 || a[4]>60)
...{
return false
}
return true;
}
function IsDate(str)
//_________是否为日期（YYYY-MM-DD）类型字符串_________________________
...{
var r = str.match(/^(d...{1,4})(-|/)(d...{1,2})2(d...{1,2})$/);
if (r == null) return false;
var d = new Date(r[1], r[3]-1, r[4]);
return (d.getFullYear()==r[1]&&(d.getMonth()+1)==r[3]&&d.getDate()==r[4]);
}
function IsBigCurrentDate(str)
//_________________判断用户给出的日期是否大于当前日期______________________________
...{
var today = new Date();
var tY = String(today.getFullYear());
var tM = String(today.getMonth() + 1);
(tM.length <= 1) ? tM = "0" + tM : tM = tM;
var tD = String(today.getDate());
(tD.length <= 1) ? tD = "0" + tD : tD = tD;
var tH = String(today.getHours());
(tH.length <= 1) ? tH = "0" + tH : tH = tH;
var tM1 = String(today.getMinutes());
(tM1.length <= 1) ? tM1 = "0" + tM1 : tM1 = tM1;
var tdate = tY + "-" + tM + "-" + tD + " " + tH + ":" + tM1 + ":59";//zhuweisong 添加秒的叛断
if (str > tdate)
...{
return true;
}
else
...{
return false;
}
}
function IsDateTime(str)
//____________是否为时间日期类型__________________________________
...{
var reg = /^(d...{1,4})(-|/)(d...{1,2})2(d...{1,2}) (d...{1,2}):(d...{1,2}):(d...{1,2})$/;
var r = str.match(reg);
if (r == null) return false;
var d= new Date(r[1], r[3]-1,r[4],r[5],r[6],r[7]);
return (d.getFullYear()==r[1]&&(d.getMonth()+1)==r[3]&&d.getDate()==r[4]&&d.getHours()==r[5]&&d.getMinutes()==r[6]&&d.getSeconds()==r[7]);
}
function IsEmail(mail)
//_____________判断是否是有效的EMAIL地址________________________________
...{
return(new RegExp(/^w+((-w+)|(.w+))*@[A-Za-z0-9]+((.|-)[A-Za-z0-9]+)*.[A-Za-z0-9]+$/).test(mail));
}
function IsIp(s)
//________________判断是否为有效IP地址_________________________________
...{
var check = function(v)
...{
HTTP/1.1 200 OK
Cache-Control: private
Connection: close
Date: Thu, 20 Nov 2008 08:43:45 GMT
Content-Length: 13102
Content-Type: text/html
Server: Microsoft-IIS/6.0
X-Powered-By: ASP.NET
Set-Cookie: ASPSESSIONIDQCBCBTDA=JBBMOHICHNDOKLFFMFOBIICA; path=/
可货到付款 生物化学工程基础（1CD-ROM）-东兴书店 特价图书网 工具书专销-www.1314180.com
}
return "";
}
function IsCn(s)
...{
var errorChar;
var badChar = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789><,[]{}?/+=|’":;~!#$%()`";
errorChar = isCharsInBag(s, badChar)
if (errorChar != "" )
...{
return false;
}
return true;
}
//_________判断输入的是否为汉字___________end__________
//________函数功能:判断输入的字符串是不是英文__________begin___________
function isCharsInBagEn (s, bag)
...{
var i,c;
for (i = 0; i < s.length; i++)
...{
c = s.charAt(i);//字符串s中的字符
if (bag.indexOf(c) <0)
return c;
}
return "";
}
function IsEn(s)
...{
var errorChar;
var badChar = " ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
errorChar = isCharsInBagEn(s, badChar)
return (errorChar != "" ) ? false : true;
}
//________函数功能:判断输入的字符串是不是英文__________end___________
/**//********************
函数名称：IsTelephone
函数功能：固话，手机号码检查函数，合法返回true,反之,返回false
函数参数：obj,待检查的号码
检查规则：
(1)电话号码由数字、"("、")"和"-"构成
(2)电话号码为3到8位
(3)如果电话号码中包含有区号，那么区号为三位或四位
(4)区号用"("、")"或"-"和其他部分隔开
(5)移动电话号码为11或12位，如果为12位,那么第一位为0
(6)11位移动电话号码的第一位和第二位为"13"
(7)12位移动电话号码的第二位和第三位为"13"
********************/
function IsTelephone(obj)
...{
var pattern=/(^([0+]d...{2,3})d...{3,4}-d...{3,8}$)|(^([0+]d...{2,3})d...{3,4}d...{3,8}$)|(^([0+]d...{2,3})...{0,1}13d...{9}$)|(^d...{3,4}d...{3,8}$)|(^d...{3,4}-d...{3,8}$)/;
return (pattern.test(obj)) ? true : false;
}
/**//********************
函数名称：IsLegality
函数功能：检查字符串的合法性，即是否包含" ’字符，包含则返回false;反之返回true
函数参数：obj,需要检测的字符串
********************/
function IsLegality(obj)
...{
var intCount1 = obj.indexOf(""",0);
var intCount2 = obj.indexOf("’",0);
return (intCount1 > 0 || intCount2 > 0) ? false : true;
}
/**//********************
函数名称：IsNumber
函数功能：检测字符串是否全为数字
函数参数：str,需要检测的字符串
********************/
function IsNumber(str)
...{
var number_chars = "1234567890";
var i;
for (i = 0; i < str.length; i++)
...{
if (number_chars.indexOf(str.charAt(i))==-1) return false;
}
return true;
}
/**//********************
函数名称：Trim
函数功能：去除字符串两边的空格
函数参数：str,需要处理的字符串
********************/
function Trim(str)
...{
return str.replace(/(^s*)|(s*$)/g, "");
}
/**//********************
函数名称：LTrim
函数功能：去除左边的空格
函数参数：str,需要处理的字符串
********************/
function LTrim(str)
...{
return str.replace(/(^s*)/g, "");
}
/**//********************
函数名称：RTrim
函数功能：去除右边的空格
函数参数：str,需要处理的字符串
********************/
function RTrim(str)
...{
return this.replace(/(s*$)/g, "");
}
/**//********************
函数名称：IsNull
函数功能：判断给定字符串是否为空
函数参数：str,需要处理的字符串
********************/
function IsNull(str)
...{
return (Trim(str) == "") ? false : true;
}
//获取cookie
function getCookie(name)
...{
var search = name + "="
if(document.cookie.length > 0)
...{
offset = document.cookie.indexOf(search)
if(offset != -1)
...{
offset += search.length
end = document.cookie.indexOf(";", offset)
if(end == -1) end = document.cookie.length
return unescape(document.cookie.substring(offset, end))
}
else return "";
}
}
//存储cookie
function setCookie(name, value, days)
...{
if (days)
...{
var date = new Date();
date.setTime(date.getTime() + (days*24*60*60*1000));
var expires = ";expires=" + date.toGMTString();
}
else var expires = "";
document.cookie = name + "=" + value + expires + ";path=/;domain=" + document.location.hostname;
}
function eventFalse()
...{
window.event.returnValue = false;
}
//document.oncontextmenu = eventFalse;
//document.onselectstart = eventFalse;
//-->
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