以前在奥索看见过很多这样的例子,各各方法复杂,请看如下例子实现图形计数器。在网页中使用请用 <script src="http://文件地址"></script>
<? //存放计数的文本文件 $count="count.txt"; //计数器的位数,如果不填则默认为6位 $wei=""; //图像的URL路径 $tu="http://127.0.0.1/tcount/images"; ?> <? if ($wei=="") { $wei=6; } if (!file_exists($count)) { $fp=fopen($count,"w+"); fputs($fp,0,100); fclose($fp); } if ($REMOTE_ADDR!=$ip) { $fp=fopen($count,"r+"); $cc=fgets($fp,100); $cc=trim($cc); if ($cc=="") { $cou=1; } else { $cou=$cc+1; } rewind($fp); fputs($fp,$cou,100); fclose($fp); } setcookie("ip",$REMOTE_ADDR,time()+86400); $fp=fopen($count,"r+"); $cou=fgets($fp,100); $cou=trim($cou); fclose($fp); $w=strlen($cou); while($w<$wei) { $cou="0".$cou; $w++; } $www=strlen($cou); $i=0; echo "document.write(\"<p align=center>\");\n"; while($i<$www) { $ym=substr($cou,$i,1); echo "document.write(\"<img src=http://www.okasp.com/techinfo/$tu/$ym.gif>\");\n"; $i++; } ?>
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