<%
Opsi Eksplisit
Respon.Buffer = Benar
Respon. Kedaluwarsa = -1
Sesi.Waktu Habis=60
Panggil Com_CreatValidCode("Validatecode")
Sub Com_CreatValidCode(pSN)
'Nonaktifkan cache
Respon.Kedaluwarsa = -9999
Response.AddHeader "Pragma", "tanpa cache"
Response.AddHeader "Kontrol Cache", "tanpa cache"
Response.ContentType = "Gambar/BMP"
Acak
Redup i, ii, iii
Const cOdds = 0 'Kemungkinan munculnya noise
'Data warna (karakter, latar belakang)
Redupkan vColorData(1)
vColorData(0) = ChrB(204) & ChrB(0) & ChrB(0) ' Biru 204, Hijau 0, Merah 0 (biru)
vColorData(1) = ChrB(252) & ChrB(232) & ChrB(221) ' Biru 252, hijau 232, merah 221 (biru muda)
' Menghasilkan karakter secara acak
Const cAmount = 36 'Jumlah teks
Const cCode = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"
Redupkan vCode(4), vCode
Untuk i = 0 Sampai 3
vCode(i) = Int(Rnd * cJumlah)
vCodes = vCodes & Pertengahan(cCode, vCode(i) + 1, 1)
Berikutnya
(pSN) = vCodes 'Rekam
data ke dalam karakter Sesi '
Redupkan vNumberData(35)
vNumberData(0) = "11100001111101111011110111101111010010111101001011110100101111101001011110111101111011110111110000111"
vNumberData(1) = "111101111111000111111111011111111101111111110111111111011111111101111111110111111110111111100000111"
vNumberData(2) = "111000011111011110111101111011111111101111111101111111101111111101111111101111111011110111100000011"
vNumberData(3) = "1110000111110111101111011110111111110111111100111111111101111111111011110111101111011110111110000111"
vNumberData(4) = "11111011111111110111111110011111110101111110110111111011011111100000011111110111111111011111111000011"
vNumberData(5) = "1100000011110111111111101111111101000111110011101111111110111111111011110111101111011110111110000111"
vNumberData(6) = "1111000111111011101111011111111101111111110100011111001110111101111011110111101111011110111110000111"
vNumberData(7) = "1100000011110111011111011101111111101111111110111111110111111111011111111101111111110111111111011111"
vNumberData(8) = "111000011111011110111101111011110111101111100001111101101111101111011110111101111011110111110000111"
vNumberData(9) = "111000111111011101111101111011110111101111011100111110001011111111101111111101111011101111110001111"
vNumberData(10) = "1111011111111101111111101011111110101111111010111111101011111100000111110111011111011101111000100011"
vNumberData(11) = "100000011111011110111101111011110111011111000011111011101111101111011110111101111011110111000000111"
vNumberData(12) = "11100000111101111011101111101110111111111101111111110111111111011111111101111101111011101111110001111"
vNumberData(13) = "1000001111110111011111011110111101111011110111101111011110111101111011110111101111011101111000001111"
vNumberData(14) = "10000001111101111011110110111111011011111100001111101101111110110111111011111111011110111000000111"
vNumberData(15) = "1000000111110111101111011011111101101111100001111110110111111110111111111011111111000111111"
vNumberData(16) = "11100001111101110111101111011110111111111101111111110111111111011100011101111011111011101111110001111"
vNumberData(17) = "100010001111011101111101110111110111011111000001111011101111101110111110111011111011101111000100011"
vNumberData(18) = "1100000111111101111111110111111111011111111101111111110111111111011111111101111111110111111100000111"
vNumberData(19) = "111000001111111011111111101111111110111111111011111111101111111110111111110111110111011111000011111"
vNumberData(20) = "1000100011110111011111011011111101011111110001111111010111111101101111110110111111011101111000100011"
vNumberData(21) = "100011111111011111111101111111110111111111011111111101111111110111111111011111111011110111000000011"
vNumberData(22) = "10001000111100100111110010011111001001111101010111110101011111101010111110101011111010101111001010011"
vNumberData(23) = "1000100011110011011111001101111101010111110101011111010101111101100111110110011111011001111000110111"
vNumberData(24) = "1110001111110111011110111110111011111011101111101110111110111011111011101111101111011101111110001111"
vNumberData(25) = "10000001111101111011110111101111011110111100000111101111111110111111111011111111011111111000111111"
vNumberData(26) = "1110001111110111011110111110111011111011101111101110111110111011111011101001101111011001111110001011"
vNumberData(27) = "1000001111110111011111011101111101110111110000111111010111111101101111110110111111011101111000110011"
vNumberData(28) = "1110000011110111101111011110111101111111111001111111111001111111111011110111101111011110111100000111"
vNumberData(29) = "1000000011101101101111110111111111011111111101111111110111111111011111111101111111110111111110001111"
vNumberData(30) = "1000100011110111011111011101111101110111110111011111011101111101110111110111011111011101111110001111"
vNumberData(31) = "100010001111011101111101110111110111011111101011111110101111111010111111010111111110111111111011111"
vNumberData(32) = "1001010011110101011111010101111101010111110101011111001001111110101111111010111111101011111110101111"
vNumberData(33) = "1000100011110111011111101011111110101111111101111111110111111110101111111010111111011101111000100011"
vNumberData(34) = "100010001111011101111101110111111010111111101011111111011111111101111111110111111110111111110001111"
vNumberData(35) = "110000001111011101111111110111111110111111111011111111011111111101111111101111111101110111100000011"
' Tajuk berkas gambar keluaran
Respon.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) & ChrB(0) & ChrB(40) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(10) & ChrB(0) &_
ChrB(0) & ChrB(0) & ChrB(1) & ChrB(0)
' Header informasi gambar keluaran
Respon.BinaryWrite ChrB(24) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(176) & ChrB(4) &_
ChrB(0) & ChrB(0) & ChrB(18) & ChrB(11) & ChrB(0) & ChrB(0) & ChrB(18) & ChrB(11) &_
ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) &_
ChrB(0) & ChrB(0)
Untuk i = 9 Sampai 0 Langkah -1 ' Telusuri semua baris
Untuk ii = 0 Sampai 3 ' Telusuri semua kata
Untuk iii = 1 Sampai 10 ' Telusuri semua piksel
' Keluarkan data gambar baris demi baris, kata demi kata, dan piksel demi piksel
Jika Rnd * 99 + 1 < cOdds Lalu ' Menghasilkan kebisingan secara acak
Respon.BinaryWrite vColorData(0)
Kalau tidak
Respon.BinaryWrite vColorData(Mid(vNumberData(vCode(ii)), i * 10 + iii, 1))
Akhiri Jika
Berikutnya
Berikutnya
Sub Akhir
Berikutnya
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