1--TEST--
2"lcfirst()" function
3--INI--
4precision=14
5--FILE--
6<?php
7/* Make a string's first character uppercase */
8
9echo "#### Basic and Various operations ####\n";
10$str_array = array(
11		    "TesTing lcfirst.",
12 		    "1.testing lcfirst",
13		    "HELLO wORLD",
14		    'HELLO wORLD',
15                    "\0",		// Null
16                    "\x00",		// Hex Null
17                    "\x000",
18                    "abcd",		// double quoted string
19                    'xyz',		// single quoted string
20                    string,		// without quotes
21                    "-3",
22                    -3,
23                    '-3.344',
24                    -3.344,
25                    NULL,
26                    "NULL",
27                    "0",
28                    0,
29                    TRUE,		// bool type
30                    "TRUE",
31                    "1",
32                    1,
33                    1.234444,
34                    FALSE,
35                    "FALSE",
36                    " ",
37                    "     ",
38                    'b',		// single char
39                    '\t',		// escape sequences
40                    "\t",
41                    "12",
42                    "12twelve",		// int + string
43	     	  );
44/* loop to test working of lcfirst with different values */
45foreach ($str_array as $string) {
46  var_dump( lcfirst($string) );
47}
48
49
50
51echo "\n#### Testing Miscelleneous inputs ####\n";
52
53echo "--- Testing arrays ---";
54$str_arr = array("Hello", "?world", "!$%**()%**[][[[&@#~!", array());
55var_dump( lcfirst($str_arr) );
56
57echo "\n--- Testing lowercamelcase action call example ---\n";
58class Setter {
59
60    protected $vars = array('partnerName' => false);
61
62    public function __call($m, $v) {
63        if (stristr($m, 'set')) {
64            $action = lcfirst(substr($m, 3));
65            $this->$action = $v[0];
66        }
67    }
68
69    public function __set($key, $value) {
70        if (array_key_exists($key, $this->vars)) {
71            $this->vars[$key] = $value;
72        }
73    }
74
75    public function __get($key) {
76        if (array_key_exists($key, $this->vars)) {
77            return $this->vars[$key];
78        }
79    }
80}
81
82$class = new Setter();
83$class->setPartnerName('partnerName');
84var_dump($class->partnerName);
85
86echo "\n--- Testing objects ---\n";
87/* we get "Catchable fatal error: saying Object of class could not be converted
88        to string" by default when an object is passed instead of string:
89The error can be  avoided by chosing the __toString magix method as follows: */
90
91class string {
92  function __toString() {
93    return "Hello world";
94  }
95}
96$obj_string = new string;
97
98var_dump(lcfirst("$obj_string"));
99
100
101echo "\n--- Testing Resources ---\n";
102$filename1 = "dummy.txt";
103$file1 = fopen($filename1, "w");                // creating new file
104
105/* getting resource type for file handle */
106$string1 = get_resource_type($file1);
107$string2 = (int)get_resource_type($file1);      // converting stream type to int
108
109/* $string1 is of "stream" type */
110var_dump(lcfirst($string1));
111
112/* $string2 holds a value of "int(0)" */
113var_dump(lcfirst($string2));
114
115fclose($file1);                                 // closing the file "dummy.txt"
116unlink("$filename1");                           // deletes "dummy.txt"
117
118
119echo "\n--- Testing a longer and heredoc string ---\n";
120$string = <<<EOD
121Abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
122abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
123abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
124abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
125abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
126abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
127abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
128@#$%^&**&^%$#@!~:())))((((&&&**%$###@@@!!!~~~~@###$%^&*
129abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
130EOD;
131var_dump(lcfirst($string));
132
133echo "\n--- Testing a heredoc null string ---\n";
134$str = <<<EOD
135EOD;
136var_dump(lcfirst($str));
137
138
139echo "\n--- Testing simple and complex syntax strings ---\n";
140$str = 'world';
141
142/* Simple syntax */
143var_dump(lcfirst("$str"));
144var_dump(lcfirst("$str'S"));
145var_dump(lcfirst("$strS"));
146
147/* String with curly braces, complex syntax */
148var_dump(lcfirst("${str}S"));
149var_dump(lcfirst("{$str}S"));
150
151echo "\n--- Nested lcfirst() ---\n";
152var_dump(lcfirst(lcfirst("hello")));
153
154
155echo "\n#### error conditions ####";
156/* Zero arguments */
157lcfirst();
158/* More than expected no. of args */
159lcfirst($str_array[0], $str_array[1]);
160lcfirst((int)10, (int)20);
161
162echo "Done\n";
163?>
164--EXPECTF--
165#### Basic and Various operations ####
166
167Notice: Use of undefined constant string - assumed 'string' in %s on line %d
168string(16) "tesTing lcfirst."
169string(17) "1.testing lcfirst"
170string(11) "hELLO wORLD"
171string(11) "hELLO wORLD"
172string(1) "�"
173string(1) "�"
174string(2) "�0"
175string(4) "abcd"
176string(3) "xyz"
177string(6) "string"
178string(2) "-3"
179string(2) "-3"
180string(6) "-3.344"
181string(6) "-3.344"
182string(0) ""
183string(4) "nULL"
184string(1) "0"
185string(1) "0"
186string(1) "1"
187string(4) "tRUE"
188string(1) "1"
189string(1) "1"
190string(8) "1.234444"
191string(0) ""
192string(5) "fALSE"
193string(1) " "
194string(5) "     "
195string(1) "b"
196string(2) "\t"
197string(1) "	"
198string(2) "12"
199string(8) "12twelve"
200
201#### Testing Miscelleneous inputs ####
202--- Testing arrays ---
203Warning: lcfirst() expects parameter 1 to be string, array given in %s on line %d
204NULL
205
206--- Testing lowercamelcase action call example ---
207string(%d) "partnerName"
208
209--- Testing objects ---
210string(11) "hello world"
211
212--- Testing Resources ---
213string(6) "stream"
214string(1) "0"
215
216--- Testing a longer and heredoc string ---
217string(639) "abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
218abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
219abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
220abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
221abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
222abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
223abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
224@#$%^&**&^%$#@!~:())))((((&&&**%$###@@@!!!~~~~@###$%^&*
225abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789"
226
227--- Testing a heredoc null string ---
228string(0) ""
229
230--- Testing simple and complex syntax strings ---
231string(5) "world"
232string(7) "world'S"
233
234Notice: Undefined variable: strS in %s on line %d
235string(0) ""
236string(6) "worldS"
237string(6) "worldS"
238
239--- Nested lcfirst() ---
240string(5) "hello"
241
242#### error conditions ####
243Warning: lcfirst() expects exactly 1 parameter, 0 given in %s on line %d
244
245Warning: lcfirst() expects exactly 1 parameter, 2 given in %s on line %d
246
247Warning: lcfirst() expects exactly 1 parameter, 2 given in %s on line %d
248Done
249