PHP制作图型计数器的例子

  •   2009-08-01/08:11
  • 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,$i,1);
    echo "document.write(\"<img src=$tu/$ym.gif>\");\n";
    $i++;
      }
    ?> 

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