谁有jscript版的服务端验证码程序？

hansonboy 2008-10-11 05:22:13

今天想改写一个vbs的，出来的效果就是看到一片模糊，怎样改也没用，谁有现成的jscript版的，我现在的asp都有jscript来写

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tiyuzhongxin789 2008-10-12

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验证码，单独调用的

mrwang2000 2008-10-11

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【个人意见，仅供参考】
一般来讲，验证码代码都在一个文件里面，什么语言都可以。
下面的是一个jscript的





<%@LANGUAGE="JAVASCRIPT" CODEPAGE="65001"%> 

<% 

 checkcode(1000,9999,'checkcode'); 

  function checkcode(nStart, nOver, sSession){ 

  if(!nStart) nStart=1000; 

  if(!nOver) nOver=9999; 

  if(!sSession) sSession='checkcode'; 

     var ar=[10]; 

   //0 

   ar[0]=new Array('0x3c', '0x66', '0xc3', '0xc3', '0xc3', '0xc3', '0xc3', '0xc3', '0x66', '0x3c'); 

   //1 

   ar[1]=new Array('0x18', '0x1c', '0x18', '0x18', '0x18', '0x18', '0x18', '0x18', '0x18', '0x7e'); 

   //2 

   ar[2]=new Array('0x3c', '0x66', '0x60', '0x60', '0x30', '0x18', '0x0c', '0x06', '0x06', '0x7e'); 

   //3 

   ar[3]=new Array('0x3c', '0x66', '0xc0', '0x60', '0x1c', '0x60', '0xc0', '0xc0', '0x66', '0x38'); 

   //4 

   ar[4]=new Array('0x38', '0x3c', '0x36', '0x33', '0x33', '0x33', '0xff', '0x30', '0x30', '0xfe'); 

   //5 

   ar[5]=new Array('0xfe', '0xfe', '0x06', '0x06', '0x3e', '0x60', '0xc0', '0xc3', '0x66', '0x3c'); 

   //6 

   ar[6]=new Array('0x60', '0x30', '0x18', '0x0c', '0x3e', '0x63', '0xc3', '0xc3', '0x66', '0x3c'); 

   //7 

   ar[7]=new Array('0xff', '0xc0', '0x60', '0x30', '0x18', '0x18', '0x18', '0x18', '0x18', '0x18'); 

   //8 

   ar[8]=new Array('0x3c', '0x66', '0xc3', '0x66', '0x3c', '0x66', '0xc3', '0xc3', '0x66', '0x3c'); 

   //9 

   ar[9]=new Array('0x3c', '0x66', '0xc3', '0xc3', '0x66', '0x3c', '0x18', '0x0c', '0x06', '0x03'); 

    //Response.Buffer = false; 

    with(Response){ 

   Expires = -1 ; 

   AddHeader("Pragma","no-cache") ; 

   AddHeader("cache-ctrol","no-cache");  

  } 

    var nNum=fRandomBy(nStart,nOver)+''; 

  Session(sSession)=nNum; 

    //Response.write(Session(sSession)); 

    var arDg=[]; 

  for(var i=0; i<nNum.length; i++){ 

   arDg[i]=nNum.charAt(i); 

  } 

   var sMarker='\r\n'; 

   var nWidth=8*arDg.length; 

  var nHeight=10;  

    Response.ContentType = "image/x-xbitmap" 

    var sImg='#define counter_width '+nWidth+sMarker+ 

    '#define counter_height '+nHeight+sMarker+ 

    'static unsigned char counter_bits[] = {'+sMarker 

    for(var i=0; i<10; i++){ 

     for(var j=0, k=arDg.length; j<k; j++){ 

      sImg+=ar[arDg[j]][i]+','; 

     } 

    } 

     sImg=sImg.replace(/\,$/,''); 

    sImg+='};'+sMarker; 

  Response.write(sImg);  

    function fRandomBy(nUnder, nOver){ 

   switch(arguments.length){ 

    case 1: return parseInt(Math.random()*nUnder+1); 

    case 2: return parseInt(Math.random()*(nOver-nUnder+1) + nUnder); 

    default: return 0; 

   } 

  }  // shawl.qiu code 

 } // end function checkcode(nStart, nOver, sSession)  

%>