1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
|
--TEST--
Test krsort() function : usage variations - sort array with diff. sub arrays
--FILE--
<?php
/* Prototype : bool krsort ( array &$array [, int $sort_flags] )
* Description: Sort an array by key, maintaining key to data correlation
* Source code: ext/standard/array.c
*/
/*
* testing krsort() by providing arrays contains sub arrays for $array argument
* with flowing flag values
* 1.flag value as defualt
* 2.SORT_REGULAR - compare items normally
*/
echo "*** Testing krsort() : usage variations ***\n";
// array with diff sub arrays to be sorted
$various_arrays = array (
// null array
1 => array(),
// array contains null sub array
2 => array( 1 => array() ),
// array of arrays along with some values
3 => array(4 => 44, 1 => 11, 3 => array(64,61) ),
// array contains sub arrays
4 => array ( 3 => array(33,-5,6), 1 => array(11),
2 => array(22,-55), 0 => array() )
);
$count = 1;
echo "\n-- Testing krsort() by supplying various arrays containing sub arrays --\n";
// loop through to test krsort() with different arrays
foreach ($various_arrays as $array) {
echo "\n-- Iteration $count --\n";
echo "- With defualt sort flag -\n";
$temp_array = $array;
var_dump( krsort($temp_array) );
var_dump($temp_array);
echo "- Sort flag = SORT_REGULAR -\n";
$temp_array = $array;
var_dump( krsort($temp_array, SORT_REGULAR) );
var_dump($temp_array);
$count++;
}
echo "Done\n";
?>
--EXPECTF--
*** Testing krsort() : usage variations ***
-- Testing krsort() by supplying various arrays containing sub arrays --
-- Iteration 1 --
- With defualt sort flag -
bool(true)
array(0) {
}
- Sort flag = SORT_REGULAR -
bool(true)
array(0) {
}
-- Iteration 2 --
- With defualt sort flag -
bool(true)
array(1) {
[1]=>
array(0) {
}
}
- Sort flag = SORT_REGULAR -
bool(true)
array(1) {
[1]=>
array(0) {
}
}
-- Iteration 3 --
- With defualt sort flag -
bool(true)
array(3) {
[4]=>
int(44)
[3]=>
array(2) {
[0]=>
int(64)
[1]=>
int(61)
}
[1]=>
int(11)
}
- Sort flag = SORT_REGULAR -
bool(true)
array(3) {
[4]=>
int(44)
[3]=>
array(2) {
[0]=>
int(64)
[1]=>
int(61)
}
[1]=>
int(11)
}
-- Iteration 4 --
- With defualt sort flag -
bool(true)
array(4) {
[3]=>
array(3) {
[0]=>
int(33)
[1]=>
int(-5)
[2]=>
int(6)
}
[2]=>
array(2) {
[0]=>
int(22)
[1]=>
int(-55)
}
[1]=>
array(1) {
[0]=>
int(11)
}
[0]=>
array(0) {
}
}
- Sort flag = SORT_REGULAR -
bool(true)
array(4) {
[3]=>
array(3) {
[0]=>
int(33)
[1]=>
int(-5)
[2]=>
int(6)
}
[2]=>
array(2) {
[0]=>
int(22)
[1]=>
int(-55)
}
[1]=>
array(1) {
[0]=>
int(11)
}
[0]=>
array(0) {
}
}
Done
|
