1--TEST--
2Test array_diff_key() function : usage variation - Passing unexpected values to second argument
3--FILE--
4<?php
5/* Prototype  : array array_diff_key(array arr1, array arr2 [, array ...])
6 * Description: Returns the entries of arr1 that have keys which are not present in any of the others arguments.
7 * Source code: ext/standard/array.c
8 */
9
10echo "*** Testing array_diff_key() : usage variation ***\n";
11
12// Initialise function arguments not being substituted (if any)
13$array1 = array('green' => 5, 'blue' => 6, 'yellow' => 7, 'cyan' => 8);
14$array3 = array(1, 2, 3, 4, 5);
15
16//get an unset variable
17$unset_var = 10;
18unset ($unset_var);
19
20//resource variable
21$fp = fopen(__FILE__, "r");
22
23// define some classes
24class classWithToString
25{
26	public function __toString() {
27		return "Class A object";
28	}
29}
30
31class classWithoutToString
32{
33}
34
35// heredoc string
36$heredoc = <<<EOT
37hello world
38EOT;
39
40//array of values to iterate over
41$inputs = array(
42
43      // int data
44      'int 0' => 0,
45      'int 1' => 1,
46      'int 12345' => 12345,
47      'int -12345' => -12345,
48
49      // float data
50      'float 10.5' => 10.5,
51      'float -10.5' => -10.5,
52      'float 12.3456789000e10' => 12.3456789000e10,
53      'float -12.3456789000e10' => -12.3456789000e10,
54      'float .5' => .5,
55
56      // null data
57      'uppercase NULL' => NULL,
58      'lowercase null' => null,
59
60      // boolean data
61      'lowercase true' => true,
62      'lowercase false' =>false,
63      'uppercase TRUE' =>TRUE,
64      'uppercase FALSE' =>FALSE,
65
66      // empty data
67      'empty string DQ' => "",
68      'empty string SQ' => '',
69
70      // string data
71      'string DQ' => "string",
72      'string SQ' => 'string',
73      'mixed case string' => "sTrInG",
74      'heredoc' => $heredoc,
75
76      // object data
77      'instance of classWithToString' => new classWithToString(),
78      'instance of classWithoutToString' => new classWithoutToString(),
79
80      // undefined data
81      'undefined var' => @$undefined_var,
82
83      // unset data
84      'unset var' => @$unset_var,
85
86      // resource data
87      'resource' => $fp,
88);
89
90// loop through each element of the array for arr1
91
92foreach($inputs as $key =>$value) {
93      echo "\n--$key--\n";
94      var_dump( array_diff_key($array1, $value) );
95      var_dump( array_diff_key($array1, $value, $array3) );
96};
97
98fclose($fp);
99?>
100===DONE===
101--EXPECTF--
102*** Testing array_diff_key() : usage variation ***
103
104--int 0--
105
106Warning: array_diff_key(): Expected parameter 2 to be an array, int given in %s on line %d
107NULL
108
109Warning: array_diff_key(): Expected parameter 2 to be an array, int given in %s on line %d
110NULL
111
112--int 1--
113
114Warning: array_diff_key(): Expected parameter 2 to be an array, int given in %s on line %d
115NULL
116
117Warning: array_diff_key(): Expected parameter 2 to be an array, int given in %s on line %d
118NULL
119
120--int 12345--
121
122Warning: array_diff_key(): Expected parameter 2 to be an array, int given in %s on line %d
123NULL
124
125Warning: array_diff_key(): Expected parameter 2 to be an array, int given in %s on line %d
126NULL
127
128--int -12345--
129
130Warning: array_diff_key(): Expected parameter 2 to be an array, int given in %s on line %d
131NULL
132
133Warning: array_diff_key(): Expected parameter 2 to be an array, int given in %s on line %d
134NULL
135
136--float 10.5--
137
138Warning: array_diff_key(): Expected parameter 2 to be an array, float given in %s on line %d
139NULL
140
141Warning: array_diff_key(): Expected parameter 2 to be an array, float given in %s on line %d
142NULL
143
144--float -10.5--
145
146Warning: array_diff_key(): Expected parameter 2 to be an array, float given in %s on line %d
147NULL
148
149Warning: array_diff_key(): Expected parameter 2 to be an array, float given in %s on line %d
150NULL
151
152--float 12.3456789000e10--
153
154Warning: array_diff_key(): Expected parameter 2 to be an array, float given in %s on line %d
155NULL
156
157Warning: array_diff_key(): Expected parameter 2 to be an array, float given in %s on line %d
158NULL
159
160--float -12.3456789000e10--
161
162Warning: array_diff_key(): Expected parameter 2 to be an array, float given in %s on line %d
163NULL
164
165Warning: array_diff_key(): Expected parameter 2 to be an array, float given in %s on line %d
166NULL
167
168--float .5--
169
170Warning: array_diff_key(): Expected parameter 2 to be an array, float given in %s on line %d
171NULL
172
173Warning: array_diff_key(): Expected parameter 2 to be an array, float given in %s on line %d
174NULL
175
176--uppercase NULL--
177
178Warning: array_diff_key(): Expected parameter 2 to be an array, null given in %s on line %d
179NULL
180
181Warning: array_diff_key(): Expected parameter 2 to be an array, null given in %s on line %d
182NULL
183
184--lowercase null--
185
186Warning: array_diff_key(): Expected parameter 2 to be an array, null given in %s on line %d
187NULL
188
189Warning: array_diff_key(): Expected parameter 2 to be an array, null given in %s on line %d
190NULL
191
192--lowercase true--
193
194Warning: array_diff_key(): Expected parameter 2 to be an array, bool given in %s on line %d
195NULL
196
197Warning: array_diff_key(): Expected parameter 2 to be an array, bool given in %s on line %d
198NULL
199
200--lowercase false--
201
202Warning: array_diff_key(): Expected parameter 2 to be an array, bool given in %s on line %d
203NULL
204
205Warning: array_diff_key(): Expected parameter 2 to be an array, bool given in %s on line %d
206NULL
207
208--uppercase TRUE--
209
210Warning: array_diff_key(): Expected parameter 2 to be an array, bool given in %s on line %d
211NULL
212
213Warning: array_diff_key(): Expected parameter 2 to be an array, bool given in %s on line %d
214NULL
215
216--uppercase FALSE--
217
218Warning: array_diff_key(): Expected parameter 2 to be an array, bool given in %s on line %d
219NULL
220
221Warning: array_diff_key(): Expected parameter 2 to be an array, bool given in %s on line %d
222NULL
223
224--empty string DQ--
225
226Warning: array_diff_key(): Expected parameter 2 to be an array, string given in %s on line %d
227NULL
228
229Warning: array_diff_key(): Expected parameter 2 to be an array, string given in %s on line %d
230NULL
231
232--empty string SQ--
233
234Warning: array_diff_key(): Expected parameter 2 to be an array, string given in %s on line %d
235NULL
236
237Warning: array_diff_key(): Expected parameter 2 to be an array, string given in %s on line %d
238NULL
239
240--string DQ--
241
242Warning: array_diff_key(): Expected parameter 2 to be an array, string given in %s on line %d
243NULL
244
245Warning: array_diff_key(): Expected parameter 2 to be an array, string given in %s on line %d
246NULL
247
248--string SQ--
249
250Warning: array_diff_key(): Expected parameter 2 to be an array, string given in %s on line %d
251NULL
252
253Warning: array_diff_key(): Expected parameter 2 to be an array, string given in %s on line %d
254NULL
255
256--mixed case string--
257
258Warning: array_diff_key(): Expected parameter 2 to be an array, string given in %s on line %d
259NULL
260
261Warning: array_diff_key(): Expected parameter 2 to be an array, string given in %s on line %d
262NULL
263
264--heredoc--
265
266Warning: array_diff_key(): Expected parameter 2 to be an array, string given in %s on line %d
267NULL
268
269Warning: array_diff_key(): Expected parameter 2 to be an array, string given in %s on line %d
270NULL
271
272--instance of classWithToString--
273
274Warning: array_diff_key(): Expected parameter 2 to be an array, object given in %s on line %d
275NULL
276
277Warning: array_diff_key(): Expected parameter 2 to be an array, object given in %s on line %d
278NULL
279
280--instance of classWithoutToString--
281
282Warning: array_diff_key(): Expected parameter 2 to be an array, object given in %s on line %d
283NULL
284
285Warning: array_diff_key(): Expected parameter 2 to be an array, object given in %s on line %d
286NULL
287
288--undefined var--
289
290Warning: array_diff_key(): Expected parameter 2 to be an array, null given in %s on line %d
291NULL
292
293Warning: array_diff_key(): Expected parameter 2 to be an array, null given in %s on line %d
294NULL
295
296--unset var--
297
298Warning: array_diff_key(): Expected parameter 2 to be an array, null given in %s on line %d
299NULL
300
301Warning: array_diff_key(): Expected parameter 2 to be an array, null given in %s on line %d
302NULL
303
304--resource--
305
306Warning: array_diff_key(): Expected parameter 2 to be an array, resource given in %s on line %d
307NULL
308
309Warning: array_diff_key(): Expected parameter 2 to be an array, resource given in %s on line %d
310NULL
311===DONE===
312