PHP array_sum() Function
Example
Return the sum of all values in the array (5+15+25):
<?php $a=array(5,15,25); echo array_sum($a); ?>
Definition and Usage
The array_sum() function returns the sum of all values in the array.
If all values are integers, it returns an integer value. If one or more values are floating-point numbers, it returns a floating-point number.
Syntax
array_sum(array)
| Parameter | Description |
|---|---|
| array | Required. Specify an array. |
Technical Details
| Return Value: | Return the sum of all values in the array. |
| PHP Version: | 4.0.4+ |
| Update Log: | Versions of PHP 4.2.1 and earlier modified the input array itself, converting the string values to numeric (most of the time they were converted to zero, depending on the specific value). |
More Examples
Example 1
Return the sum of all values in the array (52.2+13.7+0.9):
<?php
$a=array("a"=>52.2,"b"=>13.7,"c"=>0.9);
echo array_sum($a);
?>
