1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
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--TEST--
Assigning an object of known type to a reference variable
--FILE--
<?php
class Test {
public int $x = 42;
}
function test1() {
$r =& $o;
$o = new Test;
$r = new stdClass;
$r->x = 3.141;
var_dump(is_float($o->x));
}
function test2($o) {
$r =& $o;
if ($o instanceof Test) {
$r = new stdClass;
$r->x = 3.141;
var_dump(is_float($o->x));
}
}
function test3(Test &$o) {
$GLOBALS['r'] = new stdClass;
$GLOBALS['r']->x = 3.141;
var_dump(is_float($o->x));
}
test1();
test2(new Test);
$r = new Test;
test3($r);
?>
--EXPECT--
bool(true)
bool(true)
bool(true)
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