一个用asp生成条形码的例子代码。(注意:生成的图形为html代码,而非图片,打印时,请在IE的Internet选项=>高级=》打印 选定“打印背景颜色和图像”) 演示地址:http://www.51windows.net/Asp_samples/codeflag.asp 更简单的方法就是使用条形码字体,下载 条形码字体 <html><br /> <head><br /> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"><br /> <meta name="Keywords" content="51windows.Net"><br /> <META NAME="Author" CONTENT="haiwa"><br /> <title>Asp生成条形码</title><br /> <style><br /> <!--<br /> * {font:menu}<br /> --><br /> </style><br /> </head></p> <p><body><br /> <%<br /> '条形码生成程序<br /> '海娃@2004-4-4<br /> 'http://www.51windows.Net<br /> function haiwaocde(zfstr)<br /> zf = zfstr<br /> zf = replace(zf,"0","_|_|__||_||_|")<br /> zf = replace(zf,"1","_||_|__|_|_||")<br /> zf = replace(zf,"2","_|_||__|_|_||")<br /> zf = replace(zf,"3","_||_||__|_|_|")<br /> zf = replace(zf,"4","_|_|__||_|_||")<br /> zf = replace(zf,"5","_||_|__||_|_|")<br /> zf = replace(zf,"7","_|_|__|_||_||")<br /> zf = replace(zf,"6","_|_||__||_|_|")<br /> zf = replace(zf,"8","_||_|__|_||_|")<br /> zf = replace(zf,"9","_|_||__|_||_|")<br /> zf = replace(zf,"a","_||_|_|__|_||")<br /> zf = replace(zf,"b","_|_||_|__|_||")<br /> zf = replace(zf,"c","_||_||_|__|_|")<br /> zf = replace(zf,"d","_|_|_||__|_||")<br /> zf = replace(zf,"e","_||_|_||__|_|")<br /> zf = replace(zf,"f","_|_||_||__|_|")<br /> zf = replace(zf,"g","_|_|_|__||_||")<br /> zf = replace(zf,"h","_||_|_|__||_|")<br /> zf = replace(zf,"i","_|_||_|__||_|")<br /> zf = replace(zf,"j","_|_|_||__||_|")<br /> zf = replace(zf,"k","_||_|_|_|__||")<br /> zf = replace(zf,"l","_|_||_|_|__||")<br /> zf = replace(zf,"m","_||_||_|_|__|")<br /> zf = replace(zf,"n","_|_|_||_|__||")<br /> zf = replace(zf,"o","_||_|_||_|__|")<br /> zf = replace(zf,"p","_|_||_||_|__|")<br /> zf = replace(zf,"r","_||_|_|_||__|")<br /> zf = replace(zf,"q","_|_|_|_||__||")<br /> zf = replace(zf,"s","_|_||_|_||__|")<br /> zf = replace(zf,"t","_|_|_||_||__|")<br /> zf = replace(zf,"u","_||__|_|_|_||")<br /> zf = replace(zf,"v","_|__||_|_|_||")<br /> zf = replace(zf,"w","_||__||_|_|_|")<br /> zf = replace(zf,"x","_|__|_||_|_||")<br /> zf = replace(zf,"y","_||__|_||_|_|")<br /> zf = replace(zf,"z","_|__||_||_|_|")<br /> zf = replace(zf,"-","_|__|_|_||_||")<br /> zf = replace(zf,"*","_|__|_||_||_|")<br /> zf = replace(zf,"/","_|__|__|_|__|")<br /> zf = replace(zf,"%","_|_|__|__|__|")<br /> zf = replace(zf,"+","_|__|_|__|__|")<br /> zf = replace(zf,".","_||__|_|_||_|")</p> <p> haiwaocde = zf<br /> end function<br /> code_H = 52<br /> code_W = 2<br /> function dragcode(ccode)<br /> c = ccode<br /> c = replace(c,"_","<span style='height:"&code_H&";width:"&code_w&";background:#FFFFFF'></span>")<br /> c = replace(c,"|","<span style='height:"&code_H&";width:"&code_w&";background:#000000'></span>")<br /> dragcode = c<br /> end function<br /> function dragtext(ccode)<br /> c = ccode<br /> dragtext = ""<br /> for i=1 to len(c)<br /> dragtext = dragtext&"<span style='width:26;text-align:center'>"&mid(c,i,1)&"</span>"<br /> next<br /> dragtext = dragtext<br /> end function</p> <p>Function CheckExp(patrn,str)<br /> Set regEx=New RegExp<br /> regEx.Pattern=patrn<br /> regEx.IgnoreCase=true<br /> regEx.Global=True<br /> CheckExp = regEx.test(str)<br /> End Function</p> <p>code = request("c")</p> <p>if code = "" then<br /> code = "*51windows.net*"<br /> else<br /> if Checkexp("^[abcdefghijklmnopqrstuvwxyz1234567890+-*/%$.]*$",code) then<br /> code = "*"&code&"*"<br /> else<br /> code = "*51windows.net*"<br /> errstr = "<br><center style='color:red;'>含有非法字符 </center>"<br /> end if<br /> end if<br /> ocode = code<br /> code = lcase(code)<br /> %><br /> <center><form name="form1" method="post">合法字符:ABCDEFGHIJKLMNOPQRSTUVWXYZ 1234567890 + - * / % $ .<br><br><input name="c" type="text" value="<%=request("c")%>" size="25" maxlength="15"> <input type="submit" name="Submit" value="提交"></form><center><br /> <div align="center"><br /> <center><br /> <table border="0" cellpadding="0" cellspacing="0" height="79"><br /> <tr><br /> <td height="61" align="center"><%=dragcode(haiwaocde(code))%></td><br /> </tr><br /> <tr><br /> <td height="18" align="center" style="text-align:justify;text-justify:Distribute-all-lines;"><%=(ocode)%></td><br /> </tr><br /> </table><br /> </center><br /> </div><br /> <%=errstr%><br /> </body><br /> </html> 文章导航 DVBBS?Upfile.asp?Exploit入侵网站学习_程序篇_输入参数漏洞(1)