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Online Notepad

In this tutorial we will create a online notepad script, this will demonstrate how to open and write to a file in PHP.

1. Create a blank .txt file called notepad within the same directory as you will create the PHP script below.
    Make sure this file has permission to be wrote to.

2. Copy below and save it as notepad.php

notepad.php Copy to clipboard
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<?php
$file = "notepad.txt"; // The .txt file we created above
 
if($_GET['action'] == "edit") {
    $fh = fopen($file, 'w') or die("can't open file"); // Open the file with w (Write) permission.
    fwrite($fh,stripslashes($_POST['edit'])); // Write the contents of the textarea to the file.
    fclose($fh); // Close the file as we have finished editing it
}
 
echo "<form method='post' action='notepad.php?action=edit'><textarea cols='60' rows='20' name='edit'>";
$fh = fopen($file, 'r'); // Open the .txt file using fopen
echo fread($fh, filesize($file)); // Output the contents of the text file
fclose($fh); // Close the file as we have finished with it
echo "</textarea><br><input type='submit' value='Update'></form>";
?>
DanielXP
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