Veronica's Hit-Counter:

This script finds/creates and reads/writes a file

Looking for file...
File found!

Checking for readability...
File is readable -- reading the file.
File reads: 34

Checking for writeability...
File is writeable -- writing the file.
Writing 35 to the file.

This page has been visited 35 times.

---

CODE FOLLOWS

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

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

echo("<h1>Veronica's Hit-Counter:</h1>");

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

$counterFile = '../docs/count.txt';

// does file exist?
echo('Looking for file... <br>');
if(file_exists($counterFile))
{
    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);
}
echo('<br>Checking for readability... <br>');
// try reading the file
$handle = fopen($counterFile, 'r');
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>");
}
echo('<br>Checking for writeability... <br>');
// try writing the file
$handle = fopen($counterFile, 'w');
if($handle)
{
    echo('File is writeable -- writing the file. <br>');
    // increment the counter
    $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');
?>