ASP编程常用代码精选集合(十二).doc

1:asp检查组件是否已经安装 2:asp检查Email地址合法性*函数名：BPCheckEMail作 用：检查Email地址合法性参 数：email -要检查的Email地址返回值：True -Email地址合法 False -Email地址不合法*Function BPCheckEMail(email)Dim strArr,strRE1,strRE2,oRE1,oRE2,oMatches1,oMatches2strArr = Split(email,)If UBound(strArr) 1 ThenBPCheckEMail = False : Exit FunctionEnd IfstrRE1 = (?:w.-+A-Za-z1-91A-Za-z0-9.-+.A-Za-z1-92,3)strRE2 = w.:-+Set oRE1 = New RegExp : Set oRE2 = New RegExpoRE1.Pattern = strRE1 : oRE2.Pattern = strRE2oRE1.IgnoreCase = False : oRE2.IgnoreCase = FalseoRE1.Global = True : oRE2.Global = TrueSet oMatches1 = oRE1.Execute(email) : Set oMatches2 = oRE2.Execute(email)If oMatches1.Count 0 And oMatches2.Count = 0 ThenBPCheckEMail = TrueElseBPCheckEMail = FalseEnd IfEnd Function3: asp生成指定类型的随机字符串 函数：RandomStr 作用：生成指定类型的随机字符串 参数：IsIgnoreCase（大小写字母状态) IsStatus(数字、字母组合) CodeLen(字符串长度) Function RandomStr(ByVal IsIgnoreCase,ByVal IsStatus,ByVal CodeLen) Dim NumStr,CharStr,Str Dim RCodeItem,RCodeStart,RCodeStr NumStr=0123456789 CharStr=ABCDEFGHIJKLMNOPQRSTUVWXYZ Select Case UCase(IsIgnoreCase) 选择字符串类型 Case A:CharStr=CharStr&LCase(CharStr) Case U:CharStr=CharStr Case L:CharStr=LCase(CharStr) Case Else:CharStr=CharStr&LCase(CharStr) End Select Select Case UCase(IsStatus)输出组合类型 Case A:Str=NumStr&CharStr Case N:Str=NumStrOnly Number Case C:Str=CharStrOnly Char Case Else:Str=NumStr&CharStr End Select Randomize For RCodeItem=0 To CodeLen-1 RCodeStart=Int(Rnd*Len(Str) RCodeStr=RCodeStr&Mid(Str,RCodeStart+1,1) Next RandomStr=RCodeStr End Function 4:asp取得某个网页的内容取得某个网页的内容function getHTTPPage(url) dim Http set Http=server.createobject(MSXML2.XMLHTTP) Http.open GET,url,false Http.send if Http.readystate4 then exit function end if getHTTPPage=bytesToBSTR(Http.responseBody,GB2312) set http=nothing if err.number0 then err.Clear end ifend functionFunction BytesToBstr(body,Cset) dim objstream set objstream = Server.CreateObject(adodb.stream) objstream.Type = 1 objstream.Mode =3 objstream.Open objstream.Write body objstream.Position = 0 objstream.Type = 2 objstream.Charset = Cset BytesToBstr = objstream.ReadText objstream.Close set objstream = nothingEnd Function 5:asp的验证码asp的验证码Sub Com_CreateValidCode(pSN) Response.Expires = -9999 Response.AddHeader Pragma,no-cache Response.AddHeader cache-ctrol,no-cache Response.ContentType = Image/BMP Randomize Dim i, ii, iii Const cOdds = 8 杂点出现的机率 Const cAmount = 10 文字数量 Const cCode = 0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ 颜色的数据(字符，背景) Dim vColorData(1) vColorData(0) = ChrB(0) & ChrB(0) & ChrB(255) 蓝0，绿0，红0（黑色） vColorData(1) = ChrB(235) & ChrB(235) & ChrB(235) 蓝250，绿236，红211（浅蓝色） 随机产生字符 Dim vCode(4), vCodes For i = 0 To 3 vCode(i) = Int(Rnd * cAmount) vCodes = vCodes & Mid(cCode, vCode(i) + 1, 1) Next Session(pSN) = vCodes 记录入Session 字符的数据 Dim vNumberData(35) vNumberData(0) = 1110000111110111101111011110111101001011110100101111010010111101001011110111101111011110111110000111 vNumberData(1) = 1111011111110001111111110111111111011111111101111111110111111111011111111101111111110111111100000111 vNumberData(2) = 1110000111110111101111011110111111111011111111011111111011111111011111111011111111011110111100000011 vNumberData(3) = 1110000111110111101111011110111111110111111100111111111101111111111011110111101111011110111110000111 vNumberData(4) = 1111101111111110111111110011111110101111110110111111011011111100000011111110111111111011111111000011 vNumberData(5) = 1100000011110111111111011111111101000111110011101111111110111111111011110111101111011110111110000111 vNumberData(6) = 1111000111111011101111011111111101111111110100011111001110111101111011110111101111011110111110000111 vNumberData(7) = 1100000011110111011111011101111111101111111110111111110111111111011111111101111111110111111111011111 vNumberData(8) = 1110000111110111101111011110111101111011111000011111101101111101111011110111101111011110111110000111 vNumberData(9) = 1110001111110111011111011110111101111011110111001111100010111111111011111111101111011101111110001111 vNumberData(10) = 1111011111111101111111101011111110101111111010111111101011111100000111110111011111011101111000100011 vNumberData(11) = 1000000111110111101111011110111101110111110000111111011101111101111011110111101111011110111000000111 vNumberData(12) = 1110000011110111101110111110111011111111101111111110111111111011111111101111101111011101111110001111 vNumberData(13) = 1000001111110111011111011110111101111011110111101111011110111101111011110111101111011101111000001111 vNumberData(14) = 1000000111110111101111011011111101101111110000111111011011111101101111110111111111011110111000000111 vNumberData(15) = 1000000111110111101111011011111101101111110000111111011011111101101111110111111111011111111000111111 vNumberData(16) = 1110000111110111011110111101111011111111101111111110111111111011100011101111011111011101111110001111 vNumberData(17) = 1000100011110111011111011101111101110111110000011111011101111101110111110111011111011101111000100011 vNumberData(18) = 1100000111111101111111110111111111011111111101111111110111111111011111111101111111110111111100000111 vNumberData(19) = 1110000011111110111111111011111111101111111110111111111011111111101111111110111110111011111000011111 vNumberData(20) = 1000100011110111011111011011111101011111110001111111010111111101101111110110111111011101111000100011 vNumberData(21) = 1000111111110111111111011111111101111111110111111111011111111101111111110111111111011110111000000011 vNumberData(22) = 1000100011110010011111001001111100100111110101011111010101111101010111110101011111010101111001010011 vNumberData(23) = 1000100011110011011111001101111101010111110101011111010101111101100111110110011111011001111000110111 vNumberData(24) = 1110001111110111011110111110111011111011101111101110111110111011111011101111101111011101111110001111 vNumberData(25) = 1000000111110111101111011110111101111011110000011111011111111101111111110111111111011111111000111111 vNumberData(26) = 1110001111110111011110111110111011111011101111101110111110111011111011101001101111011001111110001011 vNumberData(27) = 1000001111110111011111011101111101110111110000111111010111111101101111110110111111011101111000110011 vNumberData(28) = 1110000011110111101111011110111101111111111001111111111001111111111011110111101111011110111100000111 vNumberData(29) = 1000000011101101101111110111111111011111111101111111110111111111011111111101111111110111111110001111 vNumberData(30) = 1000100011110111011111011101111101110111110111011111011101111101110111110111011111011101111110001111 vNumberData(31) = 1000100011110111011111011101111101110111111010111111101011111110101111111010111111110111111111011111 vNumberData(32) = 1001010011110101011111010101111101010111110101011111001001111110101111111010111111101011111110101111 vNumberData(33) = 1000100011110111011111101011111110101111111101111111110111111110101111111010111111011101111000100011 vNumberData(34) = 1000100011110111011111011101111110101111111010111111110111111111011111111101111111110111111110001111 vNumberData(35) = 1100000011110111011111111101111111101111111110111111110111111111011111111011111111101110111100000011 输出图像文件头 Response.BinaryWrite ChrB(66) & ChrB(77) & ChrB(230) & ChrB(4) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & _ ChrB(0) & ChrB(0) & ChrB(54) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(40) & ChrB(0) & ChrB(0)