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PHP : array_sum() function

PHP: Calculate the sum of values in an array

The array_sum() function is used to calculate the sum of values in the array.

Version:

(PHP 4 and above)

Syntax:

array_sum(array_name)

Parameter:

Name Description Required /
Optional		 Type
array_name Specifies the name of the array. Required Array

Return value:

The sum of values.

Value Type: Integer or float.

Example:

<?php
$val1 = array(10, 5, 100);
$val2 = array(10.5, -5.5, 100);
echo "sum(val1) = ". array_sum($val1) . "<br />";
echo "sum(val2) = ". array_sum($val2) . "<br />";
?>

Output:

sum(val1) = 115
sum(val2) = 105

Pictorial Presentation:

php function reference: array_sum() function

View the example in the browser

Practice here online :

See also

PHP Function Reference

Previous: array_slice
Next: array_unique



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PHP: Tips of the Day

Filters the collection using the given callback

Example:

<?php
function tips_reject($items, $func)
{
  return array_values(array_diff($items, array_filter($items, $func)));
}

print_r(tips_reject(['Apple', 'Pear', 'Kiwi', 'Banana'], function ($item) {
  return strlen($item) > 4;
}));
?>

Output:

Array
(
    [0] => Pear
    [1] => Kiwi
)