Using include_once to include a file : include_once « Utility Function « PHP

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PHP » Utility Function » include_once

Using include_once to include a file

 

A sample include file called add.php

<?php

function add( $x, $y ){



  return $x + $y;

}

?>





<?php

include_once('add.php');

include_once('add.php');

echo add(2, 2);

?>

Related examples in the same category

1.	include_once and require_once will only include a file once
2.	include_once() function verifies whether or not the file has already been included.

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