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--TEST--
Test array_sum() function : usage variations - array with reference variables as elements
--FILE--
<?php
/* Prototype : mixed array_sum(array $input)
* Description: Returns the sum of the array entries
* Source code: ext/standard/array.c
*/
/*
* Testing array_sum() with 'input' having reference variables as elements
*/
echo "*** Testing array_sum() : array with elements as reference ***\n";
$value1 = -5;
$value2 = 100;
$value3 = 0;
$value4 = &$value1;
// input array containing elements as reference variables
$input = array(
0 => 10,
1 => &$value4,
2 => &$value2,
3 => 200,
4 => &$value3,
);
var_dump( array_sum($input) );
echo "Done"
?>
--EXPECTF--
*** Testing array_sum() : array with elements as reference ***
int(305)
Done
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