1--TEST--
2Test strrev() function : usage variations - single quoted strings
3--FILE--
4<?php
5/* Testing strrev() function with various single quoted strings for 'str' */
6
7echo "*** Testing strrev() : with various single quoted strings ***\n";
8$str = 'Hiiii';
9
10$strings = array(
11  //strings containing escape chars
12  'hello\\world',
13  'hello\$world',
14  '\ttesting\ttesting\tstrrev',
15  'testing\rstrrev testing strrev',
16  'testing\fstrrev \f testing \nstrrev',
17  '\ntesting\nstrrev\n testing \n strrev',
18  'using\vvertical\vtab',
19
20  //polyndrome strings
21  'HelloolleH',
22  'ababababababa',
23
24  //numeric + strings
25  'Hello123',
26  '123Hello',
27  '123.34Hello',
28  'Hello1.234',
29  '123Hello1.234',
30
31  //concatenated strings
32  'Hello'.chr(0).'World',
33  'Hello'.'world',
34  'Hello'.$str,
35
36  //strings containing white spaces
37  '              h',
38  'h              ',
39  '      h        ',
40  'h  e  l  l  o  ',
41
42  //strings containing quotes
43  '\hello\'world',
44  'hello\"world',
45
46  //special chars in string
47  't@@#$% %test ^test &test *test +test -test',
48  '!test ~test `test` =test= @test@test.com',
49  '/test/r\test\strrev\t\u /uu/',
50
51  //only special chars
52  '!@#$%^&*()_+=-`~'
53);
54
55$count = 1;
56for( $index = 0; $index < count($strings); $index++ ) {
57  echo "\n-- Iteration $count --\n";
58  var_dump( strrev($strings[$index]) );
59  $count ++;
60}
61
62echo "*** Done ***";
63?>
64--EXPECTF--
65*** Testing strrev() : with various single quoted strings ***
66
67-- Iteration 1 --
68string(11) "dlrow\olleh"
69
70-- Iteration 2 --
71string(12) "dlrow$\olleh"
72
73-- Iteration 3 --
74string(26) "verrtst\gnitsett\gnitsett\"
75
76-- Iteration 4 --
77string(30) "verrts gnitset verrtsr\gnitset"
78
79-- Iteration 5 --
80string(35) "verrtsn\ gnitset f\ verrtsf\gnitset"
81
82-- Iteration 6 --
83string(37) "verrts n\ gnitset n\verrtsn\gnitsetn\"
84
85-- Iteration 7 --
86string(20) "batv\lacitrevv\gnisu"
87
88-- Iteration 8 --
89string(10) "HelloolleH"
90
91-- Iteration 9 --
92string(13) "ababababababa"
93
94-- Iteration 10 --
95string(8) "321olleH"
96
97-- Iteration 11 --
98string(8) "olleH321"
99
100-- Iteration 12 --
101string(11) "olleH43.321"
102
103-- Iteration 13 --
104string(10) "432.1olleH"
105
106-- Iteration 14 --
107string(13) "432.1olleH321"
108
109-- Iteration 15 --
110string(11) "dlroW%0olleH"
111
112-- Iteration 16 --
113string(10) "dlrowolleH"
114
115-- Iteration 17 --
116string(10) "iiiiHolleH"
117
118-- Iteration 18 --
119string(15) "h              "
120
121-- Iteration 19 --
122string(15) "              h"
123
124-- Iteration 20 --
125string(15) "        h      "
126
127-- Iteration 21 --
128string(15) "  o  l  l  e  h"
129
130-- Iteration 22 --
131string(12) "dlrow'olleh\"
132
133-- Iteration 23 --
134string(12) "dlrow"\olleh"
135
136-- Iteration 24 --
137string(42) "tset- tset+ tset* tset& tset^ tset% %$#@@t"
138
139-- Iteration 25 --
140string(40) "moc.tset@tset@ =tset= `tset` tset~ tset!"
141
142-- Iteration 26 --
143string(28) "/uu/ u\t\verrts\tset\r/tset/"
144
145-- Iteration 27 --
146string(16) "~`-=+_)(*&^%$#@!"
147*** Done ***
148