note 53474 deleted from function.max by bjori
| From: | bjori@php.net | Date: | Mon, 27 Mar 2006 11:38:34 +0000 |
| Subject: | note 53474 deleted from function.max by bjori | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-106746@lists.php.net to get a copy of this message | ||
Note Submitter: walkingmantis
----
To find the max value of a multidimensional array, use max(max())
Use as many max()'s as there are dimensions
2D array
Input:
<?php
$a1 = range(1,25);
$a2 = range(26,50);
$a3 = range(51,75);
$a4 = range(76,100);
$a = array($a1,$a2,$a3,$a4);
echo $aMax = max(max($a));
?>
Output:
100
3D array
Input:
<?php
$a1 = range(1,25);
$a2 = range(26,50);
$a3 = range(51,75);
$a4 = range(76,100);
$a = array($a1,$a2,$a3,$a4);
$aA = array($a,$a);
echo $aMax = max(max(max($aA)));
?>
Output:
100
etc.