• 10Nov

    PHP Tutorial 016: Only including once.

    PHP Tutorials

    In some cases where you are working with pages that are being included themselves, sometimes for debugging or sharing reasons, you may need to use include_once or require_once to easily make sure you aren’t duplicating data or overwriting old data or classes that you are depending on. Include once will check if something has been included before, and then if not it will include that file.
    You need flash to play this tutorial.
    This tutorial goes over the following goals:
    Difference between Plain old Include and Include_once
    Proof that Happy Pancakes exist
    You can find this tutorial video on youtube here.

    Here are the sources used in this tutorial:
    include.php
    <?php
//Included file

echo "Happy pancakes!";
?>
    tut016.php
    <?php
//PHP Tutorial 016
include("include.php");

include_once("include.php");
?>

    Here are all the php functions used in this tutorial:

    echo include include_once

    Posted by Kloplop321 @ 7:28 pm

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