A simple way to implement text counter in PHP_php tips

The example in this article describes how to simply implement a text counter in PHP. Share it with everyone for your reference, the details are as follows:

<&#63;php
  if (file_exists('count_file.txt'))
  {
    $fil = fopen('count_file.txt', r);
    $dat = fread($fil, filesize('count_file.txt'));
    echo $dat+1;
    fclose($fil);
    $fil = fopen('count_file.txt', w);
    fwrite($fil, $dat+1);
  }
  else
  {
    $fil = fopen('count_file.txt', w);
    fwrite($fil, 1);
    echo '1';
    fclose($fil);
  }
&#63;>

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I hope this article will be helpful to everyone in PHP programming.