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 before 4.2.1 modified the input array itself, converting the string values to numeric values (most of which 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);
?>
