1--TEST--
2Test ctype_upper() function : usage variations - different integers
3--EXTENSIONS--
4ctype
5--FILE--
6<?php
7/*
8 * Pass different integers to ctype_upper() to test which character codes are considered
9 * valid uppercase characters
10 */
11
12echo "*** Testing ctype_upper() : usage variations ***\n";
13$orig = setlocale(LC_CTYPE, "C");
14
15for ($i = 0; $i < 256; $i++) {
16    if (ctype_upper(chr($i))) {
17        echo "character code $i is a uppercase character\n";
18    }
19}
20
21setlocale(LC_CTYPE, $orig);
22?>
23--EXPECT--
24*** Testing ctype_upper() : usage variations ***
25character code 65 is a uppercase character
26character code 66 is a uppercase character
27character code 67 is a uppercase character
28character code 68 is a uppercase character
29character code 69 is a uppercase character
30character code 70 is a uppercase character
31character code 71 is a uppercase character
32character code 72 is a uppercase character
33character code 73 is a uppercase character
34character code 74 is a uppercase character
35character code 75 is a uppercase character
36character code 76 is a uppercase character
37character code 77 is a uppercase character
38character code 78 is a uppercase character
39character code 79 is a uppercase character
40character code 80 is a uppercase character
41character code 81 is a uppercase character
42character code 82 is a uppercase character
43character code 83 is a uppercase character
44character code 84 is a uppercase character
45character code 85 is a uppercase character
46character code 86 is a uppercase character
47character code 87 is a uppercase character
48character code 88 is a uppercase character
49character code 89 is a uppercase character
50character code 90 is a uppercase character
51