1--TEST--
2Test arsort() function : usage variations - sorting arrays with/without keys, 'sort_flags' as default/SORT_REGULAR
3--FILE--
4<?php
5/* Prototype  : bool arsort ( array &$array [, int $sort_flags] )
6 * Description: Sort an array and maintain index association.
7                Elements will be arranged from highest to lowest when this function has completed.
8 * Source code: ext/standard/array.c
9*/
10
11/*
12 * Testing arsort() by providing arrays  with key values for $array argument with following flag values.
13 * 1.flag value as default
14 * 2.SORT_REGULAR - compare items normally
15 */
16
17echo "*** Testing arsort() : usage variations ***\n";
18
19// list of arrays with/without key values
20$various_arrays = array (
21  array(5 => 55,  66, 22, 33, 11),
22  array ("a" => "orange",  "banana", "c" => "apple"),
23  array(1, 2, 3, 4, 5, 6),
24  array("first", 5 => "second", "third"),
25  array(1, 1, 8 => 1,  4 => 1, 19, 3 => 13),
26  array('bar' => 'baz', "foo" => 1),
27  array('a'=>1,'b'=>array('e'=>2,'f'=>3),'c'=>array('g'=>4),'d'=>5),
28);
29
30$count = 1;
31echo "\n-- Testing arsort() by supplying various arrays with key values --\n";
32
33// loop through to test arsort() with different arrays,
34// to test the new keys for the elements in the sorted array
35foreach ($various_arrays as $array) {
36  echo "\n-- Iteration $count --\n";
37
38  echo "- With default sort_flag -\n";
39  $temp_array = $array;
40  var_dump(arsort($temp_array) );
41  var_dump($temp_array);
42
43  echo "- Sort_flag = SORT_REGULAR -\n";
44  $temp_array = $array;
45  var_dump(arsort($temp_array, SORT_REGULAR) );
46  var_dump($temp_array);
47  $count++;
48}
49
50echo "Done\n";
51?>
52--EXPECTF--
53*** Testing arsort() : usage variations ***
54
55-- Testing arsort() by supplying various arrays with key values --
56
57-- Iteration 1 --
58- With default sort_flag -
59bool(true)
60array(5) {
61  [6]=>
62  int(66)
63  [5]=>
64  int(55)
65  [8]=>
66  int(33)
67  [7]=>
68  int(22)
69  [9]=>
70  int(11)
71}
72- Sort_flag = SORT_REGULAR -
73bool(true)
74array(5) {
75  [6]=>
76  int(66)
77  [5]=>
78  int(55)
79  [8]=>
80  int(33)
81  [7]=>
82  int(22)
83  [9]=>
84  int(11)
85}
86
87-- Iteration 2 --
88- With default sort_flag -
89bool(true)
90array(3) {
91  ["a"]=>
92  string(6) "orange"
93  [0]=>
94  string(6) "banana"
95  ["c"]=>
96  string(5) "apple"
97}
98- Sort_flag = SORT_REGULAR -
99bool(true)
100array(3) {
101  ["a"]=>
102  string(6) "orange"
103  [0]=>
104  string(6) "banana"
105  ["c"]=>
106  string(5) "apple"
107}
108
109-- Iteration 3 --
110- With default sort_flag -
111bool(true)
112array(6) {
113  [5]=>
114  int(6)
115  [4]=>
116  int(5)
117  [3]=>
118  int(4)
119  [2]=>
120  int(3)
121  [1]=>
122  int(2)
123  [0]=>
124  int(1)
125}
126- Sort_flag = SORT_REGULAR -
127bool(true)
128array(6) {
129  [5]=>
130  int(6)
131  [4]=>
132  int(5)
133  [3]=>
134  int(4)
135  [2]=>
136  int(3)
137  [1]=>
138  int(2)
139  [0]=>
140  int(1)
141}
142
143-- Iteration 4 --
144- With default sort_flag -
145bool(true)
146array(3) {
147  [6]=>
148  string(5) "third"
149  [5]=>
150  string(6) "second"
151  [0]=>
152  string(5) "first"
153}
154- Sort_flag = SORT_REGULAR -
155bool(true)
156array(3) {
157  [6]=>
158  string(5) "third"
159  [5]=>
160  string(6) "second"
161  [0]=>
162  string(5) "first"
163}
164
165-- Iteration 5 --
166- With default sort_flag -
167bool(true)
168array(6) {
169  [9]=>
170  int(19)
171  [3]=>
172  int(13)
173  [0]=>
174  int(1)
175  [1]=>
176  int(1)
177  [8]=>
178  int(1)
179  [4]=>
180  int(1)
181}
182- Sort_flag = SORT_REGULAR -
183bool(true)
184array(6) {
185  [9]=>
186  int(19)
187  [3]=>
188  int(13)
189  [0]=>
190  int(1)
191  [1]=>
192  int(1)
193  [8]=>
194  int(1)
195  [4]=>
196  int(1)
197}
198
199-- Iteration 6 --
200- With default sort_flag -
201bool(true)
202array(2) {
203  ["foo"]=>
204  int(1)
205  ["bar"]=>
206  string(3) "baz"
207}
208- Sort_flag = SORT_REGULAR -
209bool(true)
210array(2) {
211  ["foo"]=>
212  int(1)
213  ["bar"]=>
214  string(3) "baz"
215}
216
217-- Iteration 7 --
218- With default sort_flag -
219bool(true)
220array(4) {
221  ["b"]=>
222  array(2) {
223    ["e"]=>
224    int(2)
225    ["f"]=>
226    int(3)
227  }
228  ["c"]=>
229  array(1) {
230    ["g"]=>
231    int(4)
232  }
233  ["d"]=>
234  int(5)
235  ["a"]=>
236  int(1)
237}
238- Sort_flag = SORT_REGULAR -
239bool(true)
240array(4) {
241  ["b"]=>
242  array(2) {
243    ["e"]=>
244    int(2)
245    ["f"]=>
246    int(3)
247  }
248  ["c"]=>
249  array(1) {
250    ["g"]=>
251    int(4)
252  }
253  ["d"]=>
254  int(5)
255  ["a"]=>
256  int(1)
257}
258Done
259