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--TEST--
Test array_key_exists() function : usage variations - referenced variables
--FILE--
<?php
/* Prototype : bool array_key_exists(mixed $key, array $search)
* Description: Checks if the given key or index exists in the array
* Source code: ext/standard/array.c
* Alias to functions: key_exists
*/
/*
* Pass referenced variables as arguments to array_key_exists() to test behaviour
*/
echo "*** Testing array_key_exists() : usage variations ***\n";
$array = array('one' => 1, 'two' => 2, 'three' => 3);
echo "\n-- \$search is a reference to \$array --\n";
$search = &$array;
var_dump(array_key_exists('one', $search));
echo "Done";
?>
--EXPECTF--
*** Testing array_key_exists() : usage variations ***
-- $search is a reference to $array --
bool(true)
Done