xref: /PHP-7.4/Zend/tests/arg_unpack/basic.phpt (revision d3b484df) 
1--TEST--
2Basic argument unpacking
3--FILE--
4<?php
5
6function test(...$args) {
7    var_dump($args);
8}
9
10function test2($arg1, $arg2, $arg3 = null) {
11    var_dump($arg1, $arg2, $arg3);
12}
13
14function getArray($array) {
15    return $array;
16}
17
18function arrayGen($array) {
19    foreach ($array as $element) {
20        yield $element;
21    }
22}
23
24$array = [1, 2, 3];
25
26test(...[]);
27test(...[1, 2, 3]);
28test(...$array);
29test(...getArray([1, 2, 3]));
30test(...arrayGen([]));
31test(...arrayGen([1, 2, 3]));
32
33test(1, ...[2, 3], ...[4, 5]);
34test(1, ...getArray([2, 3]), ...arrayGen([4, 5]));
35
36test2(...[1, 2]);
37test2(...[1, 2, 3]);
38test2(...[1], ...[], ...[], ...[2, 3], ...[4, 5]);
39
40?>
41--EXPECT--
42array(0) {
43}
44array(3) {
45  [0]=>
46  int(1)
47  [1]=>
48  int(2)
49  [2]=>
50  int(3)
51}
52array(3) {
53  [0]=>
54  int(1)
55  [1]=>
56  int(2)
57  [2]=>
58  int(3)
59}
60array(3) {
61  [0]=>
62  int(1)
63  [1]=>
64  int(2)
65  [2]=>
66  int(3)
67}
68array(0) {
69}
70array(3) {
71  [0]=>
72  int(1)
73  [1]=>
74  int(2)
75  [2]=>
76  int(3)
77}
78array(5) {
79  [0]=>
80  int(1)
81  [1]=>
82  int(2)
83  [2]=>
84  int(3)
85  [3]=>
86  int(4)
87  [4]=>
88  int(5)
89}
90array(5) {
91  [0]=>
92  int(1)
93  [1]=>
94  int(2)
95  [2]=>
96  int(3)
97  [3]=>
98  int(4)
99  [4]=>
100  int(5)
101}
102int(1)
103int(2)
104NULL
105int(1)
106int(2)
107int(3)
108int(1)
109int(2)
110int(3)
111