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1.1 misho 1: --TEST--
2: Test array_map() function : usage variations - associative array with different values
3: --FILE--
4: <?php
5: /* Prototype : array array_map ( callback $callback , array $arr1 [, array $... ] )
6: * Description: Applies the callback to the elements of the given arrays
7: * Source code: ext/standard/array.c
8: */
9:
10: /*
11: * Test array_map() by passing associative array with different values for $arr1 argument
12: */
13:
14: echo "*** Testing array_map() : associative array with diff. values for 'arr1' argument ***\n";
15:
16: function callback($a)
17: {
18: return ($a);
19: }
20: //get an unset variable
21: $unset_var = array(1, 2);
22: unset ($unset_var);
23:
24: //get a resource variable
25: $fp = fopen(__FILE__, "r");
26:
27: //get a class
28: class classA
29: {
30: public function __toString(){
31: return "Class A object";
32: }
33: }
34:
35: // get a heredoc string
36: $heredoc = <<<EOT
37: Hello world
38: EOT;
39:
40: // initializing the array
41: $arrays = array (
42:
43: // empty array
44: /*1*/ array(),
45:
46: // arrays with integer values
47: array('0' => 0),
48: array("1" => 1),
49: array("one" => 1, 'two' => 2, "three" => 3, 4 => 4),
50:
51: // arrays with float values
52: /*5*/ array("float" => 2.3333),
53: array("f1" => 1.2, 'f2' => 3.33, 3 => 4.89999922839999, 'f4' => 33333333.3333),
54:
55: // arrays with string values
56: array(111 => "\tHello", "red" => "col\tor", 2 => "\v\fworld", 3.3 => "pen\n"),
57: /*8*/ array(111 => '\tHello', "red" => 'col\tor', 2 => '\v\fworld', 3.3 => 'pen\n'),
58: array(1 => "hello", "heredoc" => $heredoc),
59:
60: // array with object, unset variable and resource variable
61: array(11 => new classA(), "unset" => @$unset_var, "resource" => $fp),
62:
63: // array with mixed values
64: /*11*/ array(1 => 'hello', 2 => new classA(), 222 => "fruit",
65: 'resource' => $fp, "int" => 133, "float" => 444.432,
66: "unset" => @$unset_var, "heredoc" => $heredoc)
67: );
68:
69: // loop through the various elements of $arrays to test array_map()
70: $iterator = 1;
71: foreach($arrays as $arr1) {
72: echo "-- Iteration $iterator --\n";
73: var_dump( array_map('callback', $arr1) );
74: $iterator++;
75: }
76:
77: echo "Done";
78: ?>
79: --EXPECTF--
80: *** Testing array_map() : associative array with diff. values for 'arr1' argument ***
81: -- Iteration 1 --
82: array(0) {
83: }
84: -- Iteration 2 --
85: array(1) {
86: [0]=>
87: int(0)
88: }
89: -- Iteration 3 --
90: array(1) {
91: [1]=>
92: int(1)
93: }
94: -- Iteration 4 --
95: array(4) {
96: ["one"]=>
97: int(1)
98: ["two"]=>
99: int(2)
100: ["three"]=>
101: int(3)
102: [4]=>
103: int(4)
104: }
105: -- Iteration 5 --
106: array(1) {
107: ["float"]=>
108: float(2.3333)
109: }
110: -- Iteration 6 --
111: array(4) {
112: ["f1"]=>
113: float(1.2)
114: ["f2"]=>
115: float(3.33)
116: [3]=>
117: float(4.8999992284)
118: ["f4"]=>
119: float(33333333.3333)
120: }
121: -- Iteration 7 --
122: array(4) {
123: [111]=>
124: string(6) " Hello"
125: ["red"]=>
126: string(6) "col or"
127: [2]=>
128: string(7) " world"
129: [3]=>
130: string(4) "pen
131: "
132: }
133: -- Iteration 8 --
134: array(4) {
135: [111]=>
136: string(7) "\tHello"
137: ["red"]=>
138: string(7) "col\tor"
139: [2]=>
140: string(9) "\v\fworld"
141: [3]=>
142: string(5) "pen\n"
143: }
144: -- Iteration 9 --
145: array(2) {
146: [1]=>
147: string(5) "hello"
148: ["heredoc"]=>
149: string(11) "Hello world"
150: }
151: -- Iteration 10 --
152: array(3) {
153: [11]=>
154: object(classA)#%d (0) {
155: }
156: ["unset"]=>
157: NULL
158: ["resource"]=>
159: resource(%d) of type (stream)
160: }
161: -- Iteration 11 --
162: array(8) {
163: [1]=>
164: string(5) "hello"
165: [2]=>
166: object(classA)#%d (0) {
167: }
168: [222]=>
169: string(5) "fruit"
170: ["resource"]=>
171: resource(%d) of type (stream)
172: ["int"]=>
173: int(133)
174: ["float"]=>
175: float(444.432)
176: ["unset"]=>
177: NULL
178: ["heredoc"]=>
179: string(11) "Hello world"
180: }
181: Done