Find highest value
Syntax
max ( array $values ) : mixed
max ( mixed $value1 [, mixed $... ] ) : mixed
Parameters
valuesAn array containing the values.
value1Any comparable value.
...Any comparable value.
Return
max() returns the parameter value considered "highest" according to standard comparisons. If multiple values of different types evaluate as equal (e.g. 0 and 'abc') the first provided to the function will be returned. If an empty array is passed, then FALSE will be returned and an E_WARNING error will be emitted.
Examples
1 · values
<? $values = array(1, 2, 3); $return = max($values); echo $return; ?>
3
2 · value1 ...
<? $value1 = 1; $value2 = 2; $value3 = 3; $return = max($value1, $value2, $value3); echo $return; ?>
3
3 · First
<? $value1 = 0; $value2 = false; $value3 = null; $return = max($value1, $value2, $value3); var_dump($return); ?>
int(0)
4 · First
<? $value1 = 1; $value2 = true; $return = max($value1, $value2); var_dump($return); ?>
int(1)
5 · First
<? $value1 = 0; $value2 = "abc"; $return = max($value1, $value2); echo $return; ?>
abc
6 · Length
<? $value1 = array(1, 2, 3); $value2 = array(3, 2); $return = max($value1, $value2); print_r($return); ?>
Array
(
[0] => 1
[1] => 2
[2] => 3
)
7 · Left to Right
<? $value1 = array(1, 2, 3); $value2 = array(3, 2, 1); $return = max($value1, $value2); print_r($return); ?>
Array
(
[0] => 3
[1] => 2
[2] => 1
)
