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--TEST--
"Reference Unpacking - From Functions" list()
--FILE--
<?php
$arr = [1, 2];
function no_ref($a) {
return $a;
}
function no_ref_by_ref(&$a) {
return $a;
}
function &ref_return(&$a) {
return $a;
}
function &ref_return_global() {
global $arr;
return $arr;
}
$a = [1, 2];
[&$var] = no_ref($a);
var_dump($var);
var_dump($a);
$a = [1, 2];
[&$var] = no_ref_by_ref($a);
var_dump($var);
var_dump($a);
$a = [1, 2];
[&$var] = ref_return($a);
var_dump($var);
var_dump($a);
[,&$var] = ref_return_global();
var_dump($var);
var_dump($arr);
?>
--EXPECTF--
Notice: Attempting to set reference to non referenceable value in %s on line %d
int(1)
array(2) {
[0]=>
int(1)
[1]=>
int(2)
}
Notice: Attempting to set reference to non referenceable value in %s on line %d
int(1)
array(2) {
[0]=>
int(1)
[1]=>
int(2)
}
int(1)
array(2) {
[0]=>
&int(1)
[1]=>
int(2)
}
int(2)
array(2) {
[0]=>
int(1)
[1]=>
&int(2)
}
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