--TEST--
call_user_func() behavior with references
--FILE--
<?php
function test(&$ref1, &$ref2) {
$ref1 += 42;
$ref2 -= 42;
return true;
}
$i = $j = 0;
var_dump(call_user_func('test', $i, $j));
var_dump($i, $j);
var_dump(call_user_func_array('test', [$i, $j]));
var_dump($i, $j);
$x =& $i; $y =& $j;
var_dump(call_user_func('test', $i, $j));
var_dump($i, $j);
var_dump(call_user_func_array('test', [$i, $j]));
var_dump($i, $j);
?>
--EXPECTF--
Warning: Parameter 1 to test() expected to be a reference, value given in %s on line %d
Warning: Parameter 2 to test() expected to be a reference, value given in %s on line %d
bool(true)
int(0)
int(0)
Warning: Parameter 1 to test() expected to be a reference, value given in %s on line %d
Warning: Parameter 2 to test() expected to be a reference, value given in %s on line %d
bool(true)
int(0)
int(0)
Warning: Parameter 1 to test() expected to be a reference, value given in %s on line %d
Warning: Parameter 2 to test() expected to be a reference, value given in %s on line %d
bool(true)
int(0)
int(0)
Warning: Parameter 1 to test() expected to be a reference, value given in %s on line %d
Warning: Parameter 2 to test() expected to be a reference, value given in %s on line %d
bool(true)
int(0)
int(0)
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