Jess's Hit-Counter:

This script finds/creates and reads/writes a file

File found!
File is readable -- reading the file.
File reads: 19
File is writeable -- writing the file.
Writing 20 to the file.

This page has been visited 20 times.

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CODE FOLLOWS

<?php
include('../includes/header.php');

error_reporting(E_ALL);    // set error reporting to all

echo("<h1>Jess's Hit-Counter:</h1>");

echo('<h2>This script finds/creates and reads/writes a file</h2>');

$counterFile = '../docs/count.txt';

if(file_exists($counterFile))        // does file exist?
{
    echo('File found! <br>');
}
else
{
    echo('File is NOT there -- creating a new file. <br>');

    // create a new counter file
    $handle = fopen($counterFile, 'w') or die('Could not create file.');
    fwrite($handle, '0');
    fclose($handle);
}

$handle = fopen($counterFile, 'r');    // try reading the file
if($handle)
{
    echo('File is readable -- reading the file. <br>');

    // read the contents of the counter file
    $counter = (int) fread($handle,  filesize($counterFile));
    fclose($handle);
    echo("File reads: $counter<br>");
}
else
{
    echo("Cannot read the $counterFile ! <br>");
}

$handle = fopen($counterFile, 'w');    // try writing the file
if($handle)
{
    echo('File is writeable -- writing the file. <br>');
    $counter++;        // increment the counter

    // write the new value of the counter to the file
    fwrite($handle, $counter);
    fclose($handle);
    echo("Writing $counter to the file.<br>");
}
else
{
    echo("Cannot write to the $counterFile !");
}

echo("<h3>This page has been visited $counter times.</h3>");

include('../includes/footer.php');
?>

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