1--TEST--
2Test intval() function : usage variation
3--FILE--
4<?php
5/* Prototype  : int intval(mixed var [, int base])
6 * Description: Get the integer value of a variable using the optional base for the conversion
7 * Source code: ext/standard/type.c
8 * Alias to functions:
9 */
10
11echo "*** Testing intval() : usage variation ***\n";
12
13// Define error handler
14function test_error_handler($err_no, $err_msg, $filename, $linenum, $vars) {
15	if (error_reporting() != 0) {
16		// report non-silenced errors
17		echo "Error: $err_no - $err_msg, $filename($linenum)\n";
18	}
19}
20set_error_handler('test_error_handler');
21
22// Initialise function arguments not being substituted (if any)
23$var = 1;
24
25//get an unset variable
26$unset_var = 10;
27unset ($unset_var);
28
29// define some classes
30class classWithToString
31{
32	public function __toString() {
33		return "Class A object";
34	}
35}
36
37class classWithoutToString
38{
39}
40
41// heredoc string
42$heredoc = <<<EOT
43hello world
44EOT;
45
46// add arrays
47$index_array = array (1, 2, 3);
48$assoc_array = array ('one' => 1, 'two' => 2);
49
50//array of values to iterate over
51$inputs = array(
52
53      // float data
54      'float 10.5' => 10.5,
55      'float -10.5' => -10.5,
56      'float 12.3456789000e10' => 12.3456789000e10,
57      'float -12.3456789000e10' => -12.3456789000e10,
58      'float .5' => .5,
59
60      // array data
61      'empty array' => array(),
62      'int indexed array' => $index_array,
63      'associative array' => $assoc_array,
64      'nested arrays' => array('foo', $index_array, $assoc_array),
65
66      // null data
67      'uppercase NULL' => NULL,
68      'lowercase null' => null,
69
70      // boolean data
71      'lowercase true' => true,
72      'lowercase false' =>false,
73      'uppercase TRUE' =>TRUE,
74      'uppercase FALSE' =>FALSE,
75
76      // empty data
77      'empty string DQ' => "",
78      'empty string SQ' => '',
79
80      // string data
81      'string DQ' => "string",
82      'string SQ' => 'string',
83      'mixed case string' => "sTrInG",
84      'heredoc' => $heredoc,
85
86      // object data
87      'instance of classWithToString' => new classWithToString(),
88      'instance of classWithoutToString' => new classWithoutToString(),
89
90      // undefined data
91      'undefined var' => @$undefined_var,
92
93      // unset data
94      'unset var' => @$unset_var,
95);
96
97// loop through each element of the array for base
98
99foreach($inputs as $key =>$value) {
100      echo "\n--$key--\n";
101      var_dump( intval($var, $value) );
102};
103
104?>
105===DONE===
106--EXPECTF--
107*** Testing intval() : usage variation ***
108
109--float 10.5--
110int(1)
111
112--float -10.5--
113int(1)
114
115--float 12.3456789000e10--
116int(1)
117
118--float -12.3456789000e10--
119int(1)
120
121--float .5--
122int(1)
123
124--empty array--
125Error: 2 - intval() expects parameter 2 to be long, array given, %s(%d)
126NULL
127
128--int indexed array--
129Error: 2 - intval() expects parameter 2 to be long, array given, %s(%d)
130NULL
131
132--associative array--
133Error: 2 - intval() expects parameter 2 to be long, array given, %s(%d)
134NULL
135
136--nested arrays--
137Error: 2 - intval() expects parameter 2 to be long, array given, %s(%d)
138NULL
139
140--uppercase NULL--
141int(1)
142
143--lowercase null--
144int(1)
145
146--lowercase true--
147int(1)
148
149--lowercase false--
150int(1)
151
152--uppercase TRUE--
153int(1)
154
155--uppercase FALSE--
156int(1)
157
158--empty string DQ--
159Error: 2 - intval() expects parameter 2 to be long, string given, %s(%d)
160NULL
161
162--empty string SQ--
163Error: 2 - intval() expects parameter 2 to be long, string given, %s(%d)
164NULL
165
166--string DQ--
167Error: 2 - intval() expects parameter 2 to be long, string given, %s(%d)
168NULL
169
170--string SQ--
171Error: 2 - intval() expects parameter 2 to be long, string given, %s(%d)
172NULL
173
174--mixed case string--
175Error: 2 - intval() expects parameter 2 to be long, string given, %s(%d)
176NULL
177
178--heredoc--
179Error: 2 - intval() expects parameter 2 to be long, string given, %s(%d)
180NULL
181
182--instance of classWithToString--
183Error: 2 - intval() expects parameter 2 to be long, object given, %s(%d)
184NULL
185
186--instance of classWithoutToString--
187Error: 2 - intval() expects parameter 2 to be long, object given, %s(%d)
188NULL
189
190--undefined var--
191int(1)
192
193--unset var--
194int(1)
195===DONE===