Annotation of embedaddon/php/tests/lang/returnByReference.003.phpt, revision 1.1.1.1
1.1 misho 1: --TEST--
2: Returning a reference from a function
3: --FILE--
4: <?php
5: function returnConstantByValue() {
6: return 100;
7: }
8:
9: function &returnConstantByRef() {
10: return 100;
11: }
12:
13: function &returnVariableByRef() {
14: return $GLOBALS['a'];
15: }
16:
17: echo "\n---> 1. Trying to assign by reference the return value of a function that returns by value:\n";
18: unset($a, $b);
19: $a = 4;
20: $b = &returnConstantByValue();
21: $a++;
22: var_dump($a, $b);
23:
24: echo "\n---> 2. Trying to assign by reference the return value of a function that returns a constant by ref:\n";
25: unset($a, $b);
26: $a = 4;
27: $b = &returnConstantByRef();
28: $a++;
29: var_dump($a, $b);
30:
31: echo "\n---> 3. Trying to assign by reference the return value of a function that returns by ref:\n";
32: unset($a, $b);
33: $a = 4;
34: $b = &returnVariableByRef();
35: $a++;
36: var_dump($a, $b);
37:
38: ?>
39: --EXPECTF--
40:
41: ---> 1. Trying to assign by reference the return value of a function that returns by value:
42:
43: Strict Standards: Only variables should be assigned by reference in %s on line 17
44: int(5)
45: int(100)
46:
47: ---> 2. Trying to assign by reference the return value of a function that returns a constant by ref:
48:
49: Notice: Only variable references should be returned by reference in %s on line 7
50: int(5)
51: int(100)
52:
53: ---> 3. Trying to assign by reference the return value of a function that returns by ref:
54: int(5)
55: int(5)
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