1--TEST--
2Test ctype_lower() function : usage variations - different strings
3--EXTENSIONS--
4ctype
5--FILE--
6<?php
7/*
8 * Pass strings containing different character types to ctype_lower() to test
9 * which are considered valid lowercase character only strings
10 */
11
12echo "*** Testing ctype_lower() : usage variations ***\n";
13
14$orig = setlocale(LC_CTYPE, "C");
15
16$values = array(
17/*1*/  "This string contains just letters and spaces", // Simple string
18       "but this one contains some numbers too 123+456 = 678", // Mixed string
19       "",
20       " ",
21/*5*/  "a",
22       "ABCXYZ",
23       "abcxyz",
24       "ABCXYZ123DEF456",
25       "abczyz123DEF456",
26/*10*/ "\r\n",
27       "123",
28       "03F", // hexadecimal 'digits'
29       ")speci@! ch@r$(",
30       '@!$*',
31/*15*/ 'ABC',
32       'abc',
33       'ABC123',
34       'abc123',
35       'abc123\n',
36/*20*/ 'abc 123',
37       '',
38       ' ',
39       base64_decode("w4DDoMOHw6fDiMOo"), // non-ascii characters
40       "abcXYZ",
41/*25*/ "abc xyz",
42/*26*/ "abc+efg*xyz",
43);
44
45$iterator = 1;
46foreach($values as $value) {
47      echo "\n-- Iteration $iterator --\n";
48      var_dump( ctype_lower($value) );
49      $iterator++;
50};
51
52setlocale(LC_CTYPE, $orig);
53?>
54--EXPECT--
55*** Testing ctype_lower() : usage variations ***
56
57-- Iteration 1 --
58bool(false)
59
60-- Iteration 2 --
61bool(false)
62
63-- Iteration 3 --
64bool(false)
65
66-- Iteration 4 --
67bool(false)
68
69-- Iteration 5 --
70bool(true)
71
72-- Iteration 6 --
73bool(false)
74
75-- Iteration 7 --
76bool(true)
77
78-- Iteration 8 --
79bool(false)
80
81-- Iteration 9 --
82bool(false)
83
84-- Iteration 10 --
85bool(false)
86
87-- Iteration 11 --
88bool(false)
89
90-- Iteration 12 --
91bool(false)
92
93-- Iteration 13 --
94bool(false)
95
96-- Iteration 14 --
97bool(false)
98
99-- Iteration 15 --
100bool(false)
101
102-- Iteration 16 --
103bool(true)
104
105-- Iteration 17 --
106bool(false)
107
108-- Iteration 18 --
109bool(false)
110
111-- Iteration 19 --
112bool(false)
113
114-- Iteration 20 --
115bool(false)
116
117-- Iteration 21 --
118bool(false)
119
120-- Iteration 22 --
121bool(false)
122
123-- Iteration 23 --
124bool(false)
125
126-- Iteration 24 --
127bool(false)
128
129-- Iteration 25 --
130bool(false)
131
132-- Iteration 26 --
133bool(false)
134