a.鍙栧瓧絎︾殑闀垮害 .length
b.鍘繪帀瀛楃涓查暱搴?br />
// 鍔熻兘: 1)鍘婚櫎瀛楃涓插墠鍚庢墍鏈夌┖鏍?br />
// 2)鍘婚櫎瀛楃涓蹭腑鎵鏈夌┖鏍?鍖呮嫭涓棿絀烘牸,闇瑕佽緗2涓弬鏁頒負:g)
// 浣滆? cuilei 2008-10-23 Ver1.0
function trim(str,is_global)
{
var result;
result = str.replace(/(^\s*)|(\s*$)/g, "");
if(is_global.toLowerCase()=="g")
result = result.replace(/\s/g,"");
return result;
}
//鐢╦avascript鍘婚櫎瀛楃涓插乏鍙崇┖鏍?鍖呮嫭鍏ㄨ鍜屽崐瑙?br />
String.prototype.trim = function() { //鍏朵腑琛ㄧず涓猴細瀵硅薄.灞炴?鏂規硶=鍑芥暟鏂規硶
var strTrim = this.replace(/(^\s*)|(\s*$)/g, "");
strTrim = strTrim.replace(/^[\s銆\t]+|[\s銆\t]+$/, "");
return strTrim;
}
Js瀛楃涓叉搷浣滃嚱鏁板ぇ鍏?/p>
/*
******************************************
瀛楃涓插嚱鏁版墿鍏?nbsp;
******************************************
*/
/*
===========================================
//鍘婚櫎宸﹁竟鐨勭┖鏍?br />
===========================================
*/
String.prototype.LTrim = function()
{
return this.replace(/(^\s*)/g, "");
}
/*
===========================================
//鍘婚櫎鍙寵竟鐨勭┖鏍?br />
===========================================
*/
String.prototype.Rtrim = function()
{
return this.replace(/(\s*$)/g, "");
}
/*
===========================================
//鍘婚櫎鍓嶅悗絀烘牸
===========================================
*/
String.prototype.Trim = function()
{
return this.replace(/(^\s*)|(\s*$)/g, "");
}
/*
===========================================
//寰楀埌宸﹁竟鐨勫瓧絎︿覆
===========================================
*/
String.prototype.Left = function(len)
{
if(isNaN(len)||len==null)
{
len = this.length;
}
else
{
if(parseInt(len)<0||parseInt(len)>this.length)
{
len = this.length;
}
}
return this.substr(0,len);
}
/*
===========================================
//寰楀埌鍙寵竟鐨勫瓧絎︿覆
===========================================
*/
String.prototype.Right = function(len)
{
if(isNaN(len)||len==null)
{
len = this.length;
}
else
{
if(parseInt(len)<0||parseInt(len)>this.length)
{
len = this.length;
}
}
return this.substring(this.length-len,this.length);
}
/*
===========================================
//寰楀埌涓棿鐨勫瓧絎︿覆,娉ㄦ剰浠?寮濮?br />
===========================================
*/
String.prototype.Mid = function(start,len)
{
return this.substr(start,len);
}
/*
===========================================
//鍦ㄥ瓧絎︿覆閲屾煡鎵懼彟涓瀛楃涓?浣嶇疆浠?寮濮?br />
===========================================
*/
String.prototype.InStr = function(str)
{
if(str==null)
{
str = "";
}
return this.indexOf(str);
}
/*
===========================================
//鍦ㄥ瓧絎︿覆閲屽弽鍚戞煡鎵懼彟涓瀛楃涓?浣嶇疆0寮濮?br />
===========================================
*/
String.prototype.InStrRev = function(str)
{
if(str==null)
{
str = "";
}
return this.lastIndexOf(str);
}
/*
===========================================
//璁＄畻瀛楃涓叉墦鍗伴暱搴?br />
===========================================
*/
String.prototype.LengthW = function()
{
return this.replace(/[^\x00-\xff]/g,"**").length;
}
/*
===========================================
//鏄惁鏄紜殑IP鍦板潃
===========================================
*/
String.prototype.isIP = function()
{
var reSpaceCheck = /^(\d+)\.(\d+)\.(\d+)\.(\d+)$/;
if (reSpaceCheck.test(this))
{
this.match(reSpaceCheck);
if (RegExp.$1 <= 255 && RegExp.$1 >= 0
&& RegExp.$2 <= 255 && RegExp.$2 >= 0
&& RegExp.$3 <= 255 && RegExp.$3 >= 0
&& RegExp.$4 <= 255 && RegExp.$4 >= 0)
{
return true;
}
else
{
return false;
}
}
else
{
return false;
}
}
/*
===========================================
//鏄惁鏄紜殑闀挎棩鏈?br />
===========================================
*/
String.prototype.isLongDate = function()
{
var r = this.replace(/(^\s*)|(\s*$)/g, "").match(/^(\d{1,4})(-|\/)(\d{1,2})\2(\d{1,2}) (\d{1,2}):(\d{1,2}):(\d{1,2})$/);
if(r==null)
{
return false;
}
var d = new Date(r[1], r[3]-1,r[4],r[5],r[6],r[7]);
return (d.getFullYear()==r[1]&&(d.getMonth()+1)==r[3]&&d.getDate()==r[4]&&d.getHours()==r[5]&&d.getMinutes()==r[6]&&d.getSeconds()==r[7]);
}
/*
===========================================
//鏄惁鏄紜殑鐭棩鏈?br />
===========================================
*/
String.prototype.isShortDate = function()
{
var r = this.replace(/(^\s*)|(\s*$)/g, "").match(/^(\d{1,4})(-|\/)(\d{1,2})\2(\d{1,2})$/);
if(r==null)
{
return false;
}
var d = new Date(r[1], r[3]-1, r[4]);
return (d.getFullYear()==r[1]&&(d.getMonth()+1)==r[3]&&d.getDate()==r[4]);
}
/*
===========================================
//鏄惁鏄紜殑鏃ユ湡
===========================================
*/
String.prototype.isDate = function()
{
return this.isLongDate()||this.isShortDate();
}
/*
===========================================
//鏄惁鏄墜鏈?br />
===========================================
*/
String.prototype.isMobile = function()
{
return /^0{0,1}13[0-9]{9}$/.test(this);
}
/*
===========================================
//鏄惁鏄偖浠?br />
===========================================
*/
String.prototype.isEmail = function()
{
return /^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/.test(this);
}
/*
===========================================
//鏄惁鏄偖緙?涓浗)
===========================================
*/
String.prototype.isZipCode = function()
{
return /^[\\d]{6}$/.test(this);
}
/*
===========================================
//鏄惁鏄湁姹夊瓧
===========================================
*/
String.prototype.existChinese = function()
{
//[\u4E00-\u9FA5]鐐烘饑瀛楋箰[\uFE30-\uFFA0]鐐哄叏瑙掔铏?br />
return /^[\x00-\xff]*$/.test(this);
}
/*
===========================================
//鏄惁鏄悎娉曠殑鏂囦歡鍚?鐩綍鍚?br />
===========================================
*/
String.prototype.isFileName = function()
{
return !/[\\\/\*\?\|:"<>]/g.test(this);
}
/*
===========================================
//鏄惁鏄湁鏁堥摼鎺?br />
===========================================
*/
String.prototype.isUrl = function()
{
return /^http[s]?:\/\/([\w-]+\.)+[\w-]+([\w-./?%&=]*)?$/i.test(this);
}
/*
===========================================
//鏄惁鏄湁鏁堢殑韜喚璇?涓浗)
===========================================
*/
String.prototype.isIDCard = function()
{
var iSum=0;
var info="";
var sId = this;
var aCity={11:"鍖椾含",12:"澶╂觸",13:"娌沖寳",14:"灞辮タ",15:"鍐呰挋鍙?,21:"杈藉畞",22:"鍚夋灄",23:"榛戦緳姹?,31:"涓婃搗",32:"姹熻嫃",33:"嫻欐睙",34:"瀹夊窘",35:"紱忓緩",36:"姹熻タ",37:"灞變笢",41:"娌沖崡",42:"婀栧寳",43:"婀栧崡",44:"騫夸笢",45:"騫胯タ",46:"嫻峰崡",50:"閲嶅簡",51:"鍥涘窛",52:"璐靛窞",53:"浜戝崡",54:"瑗胯棌",61:"闄曡タ",62:"鐢樿們",63:"闈掓搗",64:"瀹佸",65:"鏂扮枂",71:"鍙版咕",81:"棣欐腐",82:"婢抽棬",91:"鍥藉"};
if(!/^\d{17}(\d|x)$/i.test(sId))
{
return false;
}
sId=sId.replace(/x$/i,"a");
//闈炴硶鍦板尯
if(aCity[parseInt(sId.substr(0,2))]==null)
{
return false;
}
var sBirthday=sId.substr(6,4)+"-"+Number(sId.substr(10,2))+"-"+Number(sId.substr(12,2));
var d=new Date(sBirthday.replace(/-/g,"/"))
//闈炴硶鐢熸棩
if(sBirthday!=(d.getFullYear()+"-"+ (d.getMonth()+1) + "-" + d.getDate()))
{
return false;
}
for(var i = 17;i>=0;i--)
{
iSum += (Math.pow(2,i) % 11) * parseInt(sId.charAt(17 - i),11);
}
if(iSum%11!=1)
{
return false;
}
return true;
}
/*
===========================================
//鏄惁鏄湁鏁堢殑鐢佃瘽鍙風爜(涓浗)
===========================================
*/
String.prototype.isPhoneCall = function()
{
return /(^[0-9]{3,4}\-[0-9]{3,8}$)|(^[0-9]{3,8}$)|(^\([0-9]{3,4}\)[0-9]{3,8}$)|(^0{0,1}13[0-9]{9}$)/.test(this);
}
/*
===========================================
//鏄惁鏄暟瀛?br />
===========================================
*/
String.prototype.isNumeric = function(flag)
{
//楠岃瘉鏄惁鏄暟瀛?br />
if(isNaN(this))
{
return false;
}
switch(flag)
{
case null: //鏁板瓧
case "":
return true;
case "+": //姝ｆ暟
return /(^\+?|^\d?)\d*\.?\d+$/.test(this);
case "-": //璐熸暟
return /^-\d*\.?\d+$/.test(this);
case "i": //鏁存暟
return /(^-?|^\+?|\d)\d+$/.test(this);
case "+i": //姝ｆ暣鏁?br />
return /(^\d+$)|(^\+?\d+$)/.test(this);
case "-i": //璐熸暣鏁?br />
return /^[-]\d+$/.test(this);
case "f": //嫻偣鏁?br />
return /(^-?|^\+?|^\d?)\d*\.\d+$/.test(this);
case "+f": //姝ｆ誕鐐規暟
return /(^\+?|^\d?)\d*\.\d+$/.test(this);
case "-f": //璐熸誕鐐規暟
return /^[-]\d*\.\d$/.test(this);
default: //緙虹渷
return true;
}
}
/*
===========================================
//鏄惁鏄鑹?#FFFFFF褰㈠紡)
===========================================
*/
String.prototype.IsColor = function()
{
var temp = this;
if (temp=="") return true;
if (temp.length!=7) return false;
return (temp.search(/\#[a-fA-F0-9]{6}/) != -1);
}
/*
===========================================
//杞崲鎴愬叏瑙?br />
===========================================
*/
String.prototype.toCase = function()
{
var tmp = "";
for(var i=0;i<this.length;i++)
{
if(this.charCodeAt(i)>0&&this.charCodeAt(i)<255)
{
tmp += String.fromCharCode(this.charCodeAt(i)+65248);
}
else
{
tmp += String.fromCharCode(this.charCodeAt(i));
}
}
return tmp
}
/*
===========================================
//瀵瑰瓧絎︿覆榪涜Html緙栫爜
===========================================
*/
String.prototype.toHtmlEncode = function()
{
var str = this;
str=str.replace(/&/g,"&");
str=str.replace(/</g,"<");
str=str.replace(/>/g,">");
str=str.replace(/\'/g,"'");
str=str.replace(/\"/g,""");
str=str.replace(/\n/g,"<br>");
str=str.replace(/\ /g," ");
str=str.replace(/\t/g," ");
return str;
}
/*
===========================================
//杞崲鎴愭棩鏈?br />
===========================================
*/
String.prototype.toDate = function()
{
try
{
return new Date(this.replace(/-/g, "\/"));
}
catch(e)
{
return null;
}
}
1.Asc(x),Chr(x):杞崲瀛楃錛屽瓧絎︾爜
2銆侳ilter:鎼滃瀛楃涓叉暟緇勪腑鐨勭壒瀹氬瓧絎︿覆
鏍煎紡錛歷=filter(x,s[,include[,compare]])
瀹炰緥錛?/p>
Dim x()={"kjwang","wangkj","peter"}
Dim v
v=filter(x,"kj") '緇撴灉v(0)="kjwang",v(1)="wangkj"
v=filter(x,"kj",false) '緇撴灉v(0)="peter"
v=filter(x,"kj",true,vbTextCompare) '涓嶅垎澶у皬鍐欐悳瀵?
3.InStr:瀵繪壘瀛楃涓蹭綅緗?InstrRev:鍊掕繃鏉ュ鎵懼瓧絎︿覆錛?/p>
鏍煎紡錛?/p>
v=instr(x,y) '浠巟瀛楃涓茬1涓瓧絎﹁搗鎵懼嚭y瀛楃涓插嚭鐜扮殑浣嶇疆
v=instr(n,x,y) '浠巟瀛楃涓茬n涓瓧絎﹁搗鎵懼嚭y瀛楃涓插嚭鐜扮殑浣嶇疆
鏍煎紡錛?/p>
v=InstrRev(x,s[,n[,Compare]])
4銆侸oin:灝嗗瓧絎︿覆榪炴帴
鏍煎紡錛歷=join(x[,d]錛?#8217;d涓哄垎闅斿瓧絎?/p>
5銆侺en(x):璁＄畻瀛楃涓瞲鐨勯暱搴?/p>
鏍煎紡錛歷=len(x)
6.Left(x,n):榪斿洖瀛楃涓瞲宸﹁竟n涓瓧絎?瀵瑰簲Right(x,n))
7銆侻id:璇誨彇瀛楃涓瞲涓棿鐨勫瓧絎?/p>
鏍煎紡錛歷=mid(x,n,m)
8銆侺Trim(x),RTim(x),Trim(x)鍘葷┖鐧藉瓧絎?/p>
9.Replace:瀛楃涓插彇浠?/p>
鏍煎紡錛歷=Replace(x,s,r)
瀹炰緥錛歺="i saw a saw a saw"
v=replace(x,"saw","so") 'v="i so a so a so"
10.Split:瀛楃涓插垎鍓?/p>
鏍煎紡錛歷=split(s[,d])
瀹炰緥錛歷=split("vb.net,iis6.0,asp.net",",")
'緇撴灉v(0)="vb.net",v(1)="iis6.0",v(2)="asp.net"
11.StrReverse:鍙嶈漿瀛楃涓?/p>
瀹炰緥錛歷=strreverse("kjwang") 'v="gnawjk"
12.UCase(x),LCase(x):鍙樻崲鑻辨枃瀛楁瘝鐨勫ぇ灝忓啓
瀹炰緥錛歺="hello,VB涓枃!"
v=UCase(x) 'v="HELLO,VB涓枃錛?
1.鍙栧嚭鏃ユ湡鏃墮棿
錛?錛塂ateValue(x),TimeValue(x)
鏍煎紡錛歷=DateValue(x) :鍙栧嚭鐨?#8220;鏃ユ湡”閮ㄥ垎
銆銆銆v=timevalue(x) '綾諱笂
錛?錛塝ear(x),Month(x),Day(x)
鏍煎紡錛歷=Year(x)
銆銆銆v=Month(x)
銆銆銆v=Day(x)
銆銆銆Hour(x),Minute(x),Second(x):鍙栧嚭鏃訛紝鍒嗭紝縐?/p>
錛?錛塂ateSerial(Y,M,D):鍚堝茍騫淬佹湀銆佹棩鎴愪負鏃ユ湡
瀹炰緥錛欴im v
v=DateSerial(1996,10,5) 'v=1996/10/5
銆銆銆TimeSerial(H,M,S):鍚堝茍鏃躲佸垎銆佺鎴愪負鏃墮棿
2.Now:璇誨彇緋葷粺鏃ユ湡鏃墮棿
鏍煎紡錛歷=now
3.Timer:浠庡噷鏅?2錛?0錛?0AM璧鋒墍緇忚繃鐨勭鏁?/p>
鏍煎紡錛歷=timer
4.DatePart(p,x):鍙栧嚭騫淬佹湀銆佹棩絳夊悇閮ㄥ垎鐨勬暟鍊?/p>
瀹炰緥錛欴im X=#2/10/1996 16:45:30#
v=DatePart("yyyy",X) 'v=1996騫?/p>
v=DatePart("m",X) 'v=2鏈?/p>
v=DatePart("d",X) 'v=10鏃?/p>
v=DatePart("h",X) 'v=16鏃?/p>
v=DatePart("n",X) 'v=45鍒?/p>
v=DatePart("s",X) 'v=30縐?/p>
v=DatePart("q",X) 'v=1瀛ｏ紙絎竴瀛ｏ紝鏄ュ錛?/p>
v=DatePart("y",X) 'v=41澶╋紙1996騫寸殑絎?1澶╋級
v=DatePart("ww",X) 'v=6鍛紙1996騫寸殑絎?鍛級
v=DatePart("w",X) 'v=7錛堢6鍛ㄧ殑絎?澶╋紝鍗蟲槦鏈熷叚錛?/p>
5銆侱ateAdd(p,n,x):鍔犲噺鑻ュ共鏃墮棿鍚庣殑鏂版棩鏈熸椂闂?/p>
鏍煎紡錛歷=DateAdd(p,n,x) 'p鍊煎悓涓婂錛?yyyy"銆?m"絳?/p>
瀹炰緥錛欴im x=#1/31/1996 16:45:30#
v=dateadd("yyyy",-3,x) '鍑?騫達紝v=1993/1/31 16:45:30
6.DateDiff(p,x1,x2):璁＄畻涓ゆ棩鏈熸椂闂寸殑宸?'p鍊煎悓涓?/p>
瀹炰緥錛歞im x1=#12/31/1996 16:45:30#
x2=#2/10/1997 9:30:50#
v=datediff("yyyy",x1,x2) 'v=1騫?
7銆侳ormatDateTime:鏃ユ湡鏃墮棿鐨勬牸寮忓寲
鏍煎紡錛歷=formatdateyime(x[,鏃ユ湡鏍煎紡])
鏃ユ湡鏍煎紡鍊鹼細DateFormat.GeneralDate銆銆併DateFormat.LongDate銆?/p>
DateFotmat.ShortDate銆丏ateFormat.LongTime銆丏ateFormat.ShortTime
8.MonthName:榪斿洖鏈堜喚鍚嶇О
瀹炰緥錛歷=monthname(5) 'v="浜旀湀"
9.WeekDayName:榪斿洖鏄熸湡鍚嶇О銆’鐢ㄦ硶鍚?.