PHP: max() function

Description

The max() function is used to find the highest value from a set of expression.

Version:

(PHP 4 and above)

Syntax:

max(array1)
 max(num1, num2, num3...)
 If the first and only parameter is an array, it returns the highest value in that array.

Parameters:

Return value:

Returns the numerically highest value.

Value Type: Mixed*.

*Mixed: Mixed indicates that a parameter may accept multiple (but not necessarily all) types.

Pictorial Presentation

Example - 1:

<?php
echo "max of array(4, 14, 3, 5, 14.2) is ". max(array(4,14,3,5,14.2)) . "<br />" ;
echo "max of 4, -14, 2, 5, 7 is " . max(4,-14,2,5,7) . "<br />" ;
echo " max of .1, .001, .2, -.5 is " . max(.1,.001,.2,-.5);
?> 

Output:

max of array(4, 14, 3, 5, 14.2) is 14.2
max of 4, -14, 2, 5, 7 is 7
max of .1, .001, .2, -.5 is 0.2

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Example - 2:

<?php
echo "max of abcd, bcde, zecd, a12gh  is : " . max('abcd', 'bcde', 'zecd', 'a12gh') . "<br />" ;
echo "max of ABCD, DECD, HJKYG, PWE093 is " . max('ABCD', 'DECD', 'HJKYG', 'PWE093') . "<br />" ;
?>

Output:

max of abcd, bcde, zecd, a12gh  is : zecd
max of ABCD, DECD, HJKYG,   PWE093 is PWE093

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See also

PHP Function Reference

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