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--TEST--
Pass uninitialised objects and arrays by reference to test implicit initialisation.
--FILE--
<?php
function refs(&$ref1, &$ref2, &$ref3, &$ref4, &$ref5) {
$ref1 = "Ref1 changed";
$ref2 = "Ref2 changed";
$ref3 = "Ref3 changed";
$ref4 = "Ref4 changed";
$ref5 = "Ref5 changed";
}
class C {
function __construct(&$ref1, &$ref2, &$ref3, &$ref4, &$ref5) {
$ref1 = "Ref1 changed";
$ref2 = "Ref2 changed";
$ref3 = "Ref3 changed";
$ref4 = "Ref4 changed";
$ref5 = "Ref5 changed";
}
function refs(&$ref1, &$ref2, &$ref3, &$ref4, &$ref5) {
$ref1 = "Ref1 changed";
$ref2 = "Ref2 changed";
$ref3 = "Ref3 changed";
$ref4 = "Ref4 changed";
$ref5 = "Ref5 changed";
}
}
echo "\n ---- Pass uninitialised array & object by ref: function call ---\n";
unset($u1, $u2, $u3, $u4, $u5);
refs($u1[0], $u2[0][1], $u3->a, $u4->a->b, $u5->a->b->c);
var_dump($u1, $u2, $u3, $u4, $u5);
echo "\n ---- Pass uninitialised arrays & objects by ref: static method call ---\n";
unset($u1, $u2, $u3, $u4, $u5);
C::refs($u1[0], $u2[0][1], $u3->a, $u4->a->b, $u5->a->b->c);
var_dump($u1, $u2, $u3, $u4, $u5);
echo "\n\n---- Pass uninitialised arrays & objects by ref: constructor ---\n";
unset($u1, $u2, $u3, $u4, $u5);
$c = new C($u1[0], $u2[0][1], $u3->a, $u4->a->b, $u5->a->b->c);
var_dump($u1, $u2, $u3, $u4, $u5);
echo "\n ---- Pass uninitialised arrays & objects by ref: instance method call ---\n";
unset($u1, $u2, $u3, $u4, $u5);
$c->refs($u1[0], $u2[0][1], $u3->a, $u4->a->b, $u5->a->b->c);
var_dump($u1, $u2, $u3, $u4, $u5);
?>
--EXPECTF--
---- Pass uninitialised array & object by ref: function call ---
array(1) {
[0]=>
string(12) "Ref1 changed"
}
array(1) {
[0]=>
array(1) {
[1]=>
string(12) "Ref2 changed"
}
}
object(stdClass)#%d (1) {
["a"]=>
string(12) "Ref3 changed"
}
object(stdClass)#%d (1) {
["a"]=>
object(stdClass)#%d (1) {
["b"]=>
string(12) "Ref4 changed"
}
}
object(stdClass)#%d (1) {
["a"]=>
object(stdClass)#%d (1) {
["b"]=>
object(stdClass)#%d (1) {
["c"]=>
string(12) "Ref5 changed"
}
}
}
---- Pass uninitialised arrays & objects by ref: static method call ---
Strict Standards: Non-static method C::refs() should not be called statically in %s on line 39
array(1) {
[0]=>
string(12) "Ref1 changed"
}
array(1) {
[0]=>
array(1) {
[1]=>
string(12) "Ref2 changed"
}
}
object(stdClass)#%d (1) {
["a"]=>
string(12) "Ref3 changed"
}
object(stdClass)#%d (1) {
["a"]=>
object(stdClass)#%d (1) {
["b"]=>
string(12) "Ref4 changed"
}
}
object(stdClass)#%d (1) {
["a"]=>
object(stdClass)#%d (1) {
["b"]=>
object(stdClass)#%d (1) {
["c"]=>
string(12) "Ref5 changed"
}
}
}
---- Pass uninitialised arrays & objects by ref: constructor ---
array(1) {
[0]=>
string(12) "Ref1 changed"
}
array(1) {
[0]=>
array(1) {
[1]=>
string(12) "Ref2 changed"
}
}
object(stdClass)#%d (1) {
["a"]=>
string(12) "Ref3 changed"
}
object(stdClass)#%d (1) {
["a"]=>
object(stdClass)#%d (1) {
["b"]=>
string(12) "Ref4 changed"
}
}
object(stdClass)#%d (1) {
["a"]=>
object(stdClass)#%d (1) {
["b"]=>
object(stdClass)#%d (1) {
["c"]=>
string(12) "Ref5 changed"
}
}
}
---- Pass uninitialised arrays & objects by ref: instance method call ---
array(1) {
[0]=>
string(12) "Ref1 changed"
}
array(1) {
[0]=>
array(1) {
[1]=>
string(12) "Ref2 changed"
}
}
object(stdClass)#%d (1) {
["a"]=>
string(12) "Ref3 changed"
}
object(stdClass)#%d (1) {
["a"]=>
object(stdClass)#%d (1) {
["b"]=>
string(12) "Ref4 changed"
}
}
object(stdClass)#%d (1) {
["a"]=>
object(stdClass)#%d (1) {
["b"]=>
object(stdClass)#%d (1) {
["c"]=>
string(12) "Ref5 changed"
}
}
}
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