array_sum

(PHP 4 >= 4.0.4, PHP 5, PHP 7)

array_sumCalculate the sum of values in an array

Description

array_sum ( array $array ) : int|float

array_sum() returns the sum of values in an array.

Parameters

array

The input array.

Return Values

Returns the sum of values as an integer or float; 0 if the array is empty.

Examples

Example #1 array_sum() examples

<?php
$a = array(2, 4, 6, 8);
echo "sum(a) = " . array_sum($a) . "\n";

$b = array("a" => 1.2, "b" => 2.3, "c" => 3.4);
echo "sum(b) = " . array_sum($b) . "\n";
?>

The above example will output:

sum(a) = 20
sum(b) = 6.9

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https://www.php.net/manual/en/function.array-sum.php