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乖乖狗 发表于 2008-6-22 17:28

把电话号码生成图片的asp代码

<P><STRONG><FONT color=red>&lt;%<BR>Call Com_CreatValidCode(Request.QueryString("tel")) </FONT></STRONG></P>
<P><STRONG><FONT color=red>Public Sub Com_CreatValidCode(pTel) </FONT></STRONG></P>
<P><STRONG><FONT color=red>&nbsp;&nbsp;&nbsp;&nbsp; '----------禁止缓存 <BR>&nbsp;&nbsp;&nbsp;&nbsp; Response.Expires = 0<BR>&nbsp;&nbsp;&nbsp;&nbsp; Response.AddHeader "Pragma","no-cache" <BR>&nbsp;&nbsp;&nbsp;&nbsp; Response.AddHeader "cache-ctrol","no-cache" <BR>&nbsp;&nbsp;&nbsp;&nbsp; Response.ContentType = "Image/BMP" </FONT></STRONG></P>
<P><STRONG><FONT color=red>&nbsp;&nbsp;&nbsp;&nbsp; Randomize </FONT></STRONG></P>
<P><STRONG><FONT color=red>&nbsp;&nbsp;&nbsp;&nbsp; Dim i, ii, iii ,rndColor,strLen,sql,rs</FONT></STRONG></P>
<P><STRONG><FONT color=red>&nbsp;&nbsp;&nbsp;&nbsp; Const cOdds = 5 '------------杂点出现的机率<BR>&nbsp;&nbsp;&nbsp;&nbsp; Const str="0123456789-" <BR>&nbsp;&nbsp;&nbsp;&nbsp; strLen = len(pTel)<BR>&nbsp;&nbsp;&nbsp;&nbsp; rndColor = ChrB(cint(rnd*255)) &amp; ChrB(cint(rnd*255)) &amp; ChrB(cint(rnd*255))</FONT></STRONG></P>
<P><STRONG><FONT color=red>&nbsp;&nbsp;&nbsp;&nbsp; '-----------颜色的数据(字符，背景) <BR>&nbsp;&nbsp;&nbsp;&nbsp; Dim vColorData(1) </FONT></STRONG></P>
<P><STRONG><FONT color=red>&nbsp;&nbsp;&nbsp;&nbsp; 'vColorData(0) = ChrB(0) &amp; ChrB(0) &amp; ChrB(0)&nbsp;&nbsp;&nbsp;&nbsp; '----蓝0，绿0，红0（黑色） <BR>&nbsp;&nbsp;&nbsp;&nbsp; 'vColorData(1) = ChrB(255) &amp; ChrB(255) &amp; ChrB(255) '----蓝250，绿236，红211（浅蓝色） </FONT></STRONG></P>
<P><STRONG><FONT color=red>&nbsp;&nbsp;&nbsp;&nbsp; 'vColorData(0) = ChrB(197) &amp; ChrB(106) &amp; ChrB(49)&nbsp;&nbsp;&nbsp;&nbsp; '---- 蓝0，绿0，红0（黑色） <BR>&nbsp;&nbsp;&nbsp;&nbsp; 'vColorData(1) = ChrB(238) &amp; ChrB(210) &amp; ChrB(193) '-----蓝250，绿236，红211（浅蓝色） </FONT></STRONG></P>
<P><STRONG><FONT color=red>&nbsp;&nbsp;&nbsp;&nbsp; vColorData(0) = ChrB(0) &amp; ChrB(0) &amp; ChrB(0)&nbsp;&nbsp;&nbsp;&nbsp; '---------蓝0，绿0，红0（黑色） <BR>&nbsp;&nbsp;&nbsp;&nbsp; vColorData(1) = ChrB(205) &amp; ChrB(237) &amp; ChrB(245) '------------蓝250，绿236，红211（浅蓝色） </FONT></STRONG></P>
<P><BR><STRONG><FONT color=red>&nbsp;&nbsp;&nbsp;&nbsp; '--------------------随机产生字符 <BR>&nbsp;&nbsp;&nbsp;&nbsp; Randomize</FONT></STRONG></P>
<P><STRONG><FONT color=red>&nbsp;&nbsp;&nbsp;&nbsp; Dim vCode()<BR>&nbsp;&nbsp;&nbsp;&nbsp; redim vCode(strLen-1)<BR>&nbsp;&nbsp;&nbsp;&nbsp; For i = 0 To strLen-1<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; vCode(i) =instr(1,str,mid(pTel,i+1,1),1)-1<BR>&nbsp;&nbsp;&nbsp;&nbsp; Next </FONT></STRONG></P>
<P><BR><STRONG><FONT color=red>&nbsp;&nbsp;&nbsp;&nbsp; '-----------字符的数据 <BR>&nbsp;&nbsp;&nbsp;&nbsp; Dim vNumberData(11) </FONT></STRONG></P>
<P><STRONG><FONT color=red>&nbsp;&nbsp;&nbsp;&nbsp; 'Verdana Font<BR>&nbsp;&nbsp;&nbsp;&nbsp; vNumberData(0) = "11111111111000111101110111011101110111011101110111011101110111011110001111111111" <BR>&nbsp;&nbsp;&nbsp;&nbsp; vNumberData(1) = "11111111111101111110011111110111111101111111011111110111111101111110001111111111" <BR>&nbsp;&nbsp;&nbsp;&nbsp; vNumberData(2) = "11111111111000111101110111011101111110111111011111101111110111111100000111111111" <BR>&nbsp;&nbsp;&nbsp;&nbsp; vNumberData(3) = "11111111111000111101110111111101111100111111110111111101110111011110001111111111" <BR>&nbsp;&nbsp;&nbsp;&nbsp; vNumberData(4) = "11111111111110111111001111101011111010111101101111100001111110111111100111111111" <BR>&nbsp;&nbsp;&nbsp;&nbsp; vNumberData(5) = "11111111110000011101111111011111110000111111110111111101110111011110001111111111" <BR>&nbsp;&nbsp;&nbsp;&nbsp; vNumberData(6) = "11111111111000111101101111011111110000111101110111011101110111011110001111111111" <BR>&nbsp;&nbsp;&nbsp;&nbsp; vNumberData(7) = "11111111110000011101101111111011111101111111011111110111111101111111011111111111" <BR>&nbsp;&nbsp;&nbsp;&nbsp; vNumberData(8) = "11111111111000111101110111011101111000111101110111011101110111011110001111111111" <BR>&nbsp;&nbsp;&nbsp;&nbsp; vNumberData(9) = "11111111111000111101110111011101110111011110000111111101111011011110000111111111" <BR>&nbsp;&nbsp;&nbsp;&nbsp; vNumberData(10) = "11111111111111111111111111111111111111111100000111111111111111111111111111111111" <BR>&nbsp;&nbsp;&nbsp;&nbsp; vNumberData(11) = "11111111111111111111111111111111111111111111111111111111111111111111111111111111" </FONT></STRONG></P>
<P><STRONG><FONT color=red>&nbsp;&nbsp;&nbsp;&nbsp; '-----------------输出图像文件头 &lt;br&gt;<BR>&nbsp;&nbsp;&nbsp;&nbsp; Response.BinaryWrite ChrB(66) &amp; ChrB(77) &amp;chrb(((strLen*8*10*3+54) mod 256)) &amp; chrb(((strLen*8*10*3+54)\ 256)mod 256) &amp; ChrB((((strLen*8*10*3+54)\ 256)\256)mod 256) &amp; ChrB(((((strLen*8*10*3+54)\ 256)\256)\256)mod 256) &amp; ChrB(0) &amp; ChrB(0) &amp;_ <BR>&nbsp;&nbsp;&nbsp;&nbsp; ChrB(0) &amp; ChrB(0) &amp; ChrB(54) &amp; ChrB(0) &amp; ChrB(0) &amp; ChrB(0) &amp; ChrB(40) &amp; ChrB(0) &amp;_ <BR>&nbsp;&nbsp;&nbsp;&nbsp; ChrB(0) &amp; ChrB(0) &amp; ChrB(strLen*8) &amp; ChrB(0) &amp; ChrB(0) &amp; ChrB(0) &amp; ChrB(10) &amp; ChrB(0) &amp;_ <BR>&nbsp;&nbsp;&nbsp;&nbsp; ChrB(0) &amp; ChrB(0) &amp; ChrB(1) &amp; ChrB(0) </FONT></STRONG></P>
<P><STRONG><FONT color=red>&nbsp;&nbsp;&nbsp;&nbsp; '------------------输出图像信息头 <BR>&nbsp;&nbsp;&nbsp;&nbsp; Response.BinaryWrite ChrB(24) &amp; ChrB(0) &amp; ChrB(0) &amp; ChrB(0) &amp; ChrB(0) &amp; ChrB(0)&amp;_<BR>&nbsp;&nbsp;&nbsp;&nbsp; ChrB((strLen*8*10*3)mod 256)&amp;ChrB(((strLen*8*10*3)\256)mod 256)&amp;ChrB((((strLen*8*10*3)\256)\256)mod 256)&amp;ChrB(((((strLen*8*10*3)\256)\256)\256)mod 256)&amp;_ <BR>&nbsp;&nbsp;&nbsp;&nbsp; ChrB(196) &amp; ChrB(14) &amp; ChrB(0) &amp; ChrB(0) &amp; ChrB(196) &amp; ChrB(14)&amp;ChrB(0) &amp; ChrB(0) &amp;_ <BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ChrB(0) &amp; ChrB(0) &amp; ChrB(0) &amp; ChrB(0) &amp; ChrB(0) &amp; ChrB(0) &amp; ChrB(0) &amp; ChrB(0) </FONT></STRONG></P>
<P><STRONG><FONT color=red>&nbsp;&nbsp;&nbsp;&nbsp; For i = 9 To 0 Step -1&nbsp;&nbsp;&nbsp;&nbsp; '----------历经所有行 <BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; For ii = 0 To strLen-1&nbsp;&nbsp;&nbsp;&nbsp; '-------历经所有字 <BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; For iii = 1 To 8 '--------历经所有像素 <BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; '---------逐行、逐字、逐像素地输出图像数据 <BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; If Rnd * 99 + 1 &lt; cOdds Then '---------随机生成杂点 <BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Response.BinaryWrite rndColor<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Else <BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Response.BinaryWrite vColorData(Mid(vNumberData(vCode(ii)), i * 8 + iii, 1)) <BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; End If <BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Next <BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Next <BR>&nbsp;&nbsp;&nbsp;&nbsp; Next <BR>End Sub<BR>%&gt;</FONT></STRONG></P>

alecc 发表于 2008-6-23 10:34

有几分明白，但功底差，不是完全明白

稻草人 发表于 2008-7-23 16:08

这个好用吗

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