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--TEST--
Implicit initialisation when passing by reference
--FILE--
<?php
function passbyVal($val) {
echo "\nInside passbyVal call:\n";
var_dump($val);
}
function passbyRef(&$ref) {
echo "\nInside passbyRef call:\n";
var_dump($ref);
}
echo "\nPassing undefined by value\n";
passbyVal($undef1[0]);
echo "\nAfter call\n";
var_dump($undef1);
echo "\nPassing undefined by reference\n";
passbyRef($undef2[0]);
echo "\nAfter call\n";
var_dump($undef2)
?>
--EXPECTF--
Passing undefined by value
Notice: Undefined variable: undef1 in %s on line 13
Inside passbyVal call:
NULL
After call
Notice: Undefined variable: undef1 in %s on line 15
NULL
Passing undefined by reference
Inside passbyRef call:
NULL
After call
array(1) {
[0]=>
NULL
}
|
