PHP reference

max

Returns the largest of the given values.

Available since: PHP 4

Syntax

max(mixed $value, mixed ...$values): mixed

Parameter	Type	Description
$value	mixed	The first value, or an array of values.
...$values	mixed	The other values to compare.

mixedThe largest value.

Several arguments, or a single array:

<?php
 
echo max(1, 5, 3), "\n";
echo max([2, 8, 4]);

Output:

5
8

The companion min() returns the smallest:

<?php
 
echo min(1, 5, 3);

Output:

Passing an empty array throws an error — check the array before the call.

Operators — Arithmetic, comparison and logical operators in PHP, and operator precedence.