php使用文本統(tǒng)計訪問量的方法

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    本文實例講述了php使用文本統(tǒng)計訪問量的方法。分享給大家供大家參考,具體如下:
    方法1:
    $fp = fopen("counter.txt", "r+");
    while(!flock($fp, LOCK_EX)) { // acquire an exclusive lock
      // waiting to lock the file
    }
    $counter = intval(fread($fp, filesize("counter.txt")));
    $counter++;
    ftruncate($fp, 0);   // truncate file
    fwrite($fp, $counter); // set your data
    fflush($fp);      // flush output before releasing the lock
    flock($fp, LOCK_UN);  // release the lock
    fclose($fp);
    方法2:
    counter.php文件:
    <?php
    /* counter */
    //opens countlog.txt to read the number of hits
    $datei = fopen("countlog.txt","r");
    $count = fgets($datei,1000);
    fclose($datei);
    $count=$count + 1 ;
    echo "$count" ;
    echo " hits" ;
    echo "\n" ;
    // opens countlog.txt to change new hit number
    $datei = fopen("countlog.txt","w");
    fwrite($datei, $count);
    fclose($datei);
    ?>
    用法:
    <?php
    include("counter.php");
    ?>
    希望本文所述對大家PHP程序設(shè)計有所幫助。