3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $base_dir = sys_get_temp_dir() . DIRECTORY_SEPARATOR; file_put_contents($base_dir . 'Baz.php', "<?php namespace Foo\Bar; class Baz {}"); file_put_contents($base_dir . 'Buz.php', "<?php namespace Foo\Bar; class Buz {}"); spl_autoload_register(function ($class) { // project-specific namespace prefix $prefix = 'Foo\\Bar\\'; // base directory for the namespace prefix global $base_dir; // does the class use the namespace prefix? $len = strlen($prefix); if (strncmp($prefix, $class, $len) !== 0) { // no, move to the next registered autoloader return; } // get the relative class name $relative_class = substr($class, $len); // replace the namespace prefix with the base directory, replace namespace // separators with directory separators in the relative class name, append // with .php $file = $base_dir . str_replace('\\', '/', $relative_class) . '.php'; // if the file exists, require it if (file_exists($file)) { require $file; } }); $c1 = new \Foo\Bar\Baz(); $c2 = new \Foo\Bar\BAZ(); var_dump(php_uname('s'), $c1 == $c2); $c3 = new \Foo\Bar\BUZ(); $c4 = new \Foo\Bar\Buz(); var_dump(php_uname('s'), $c3 == $c4);
Output for 7.0.0 - 7.1.22, 7.1.24 - 7.3.0
string(5) "Linux" bool(true) Fatal error: Uncaught Error: Class 'Foo\Bar\BUZ' not found in /in/2aFZs:42 Stack trace: #0 {main} thrown in /in/2aFZs on line 42
Process exited with code 255.
Output for 7.1.23
Fatal error: Uncaught Error: Class 'Foo\Bar\Baz' not found in /in/2aFZs:37 Stack trace: #0 {main} thrown in /in/2aFZs on line 37
Process exited with code 255.
Output for hhvm-3.22.0
string(5) "Linux" bool(true) Fatal error: Uncaught Error: Class undefined: Foo\Bar\BUZ in /in/2aFZs:-1 Stack trace: #0 {main}
Process exited with code 255.
Output for hhvm-3.11.1 - 3.21.3
string(5) "Linux" bool(true) Fatal error: Uncaught Error: Class undefined: Foo\Bar\BUZ in /in/2aFZs:42 Stack trace: #0 {main}
Process exited with code 255.
Output for hhvm-3.10.1
string(5) "Linux" bool(true) Fatal error: Class undefined: Foo\Bar\BUZ in /in/2aFZs on line 42
Process exited with code 255.
Output for 5.3.0 - 5.3.3, 5.3.5 - 5.6.18, 5.6.20 - 5.6.22, 5.6.24 - 5.6.34, 5.6.36 - 5.6.38
string(5) "Linux" bool(true) Fatal error: Class 'Foo\Bar\BUZ' not found in /in/2aFZs on line 42
Process exited with code 255.
Output for 5.3.4, 5.6.19, 5.6.35
Fatal error: Class 'Foo\Bar\Baz' not found in /in/2aFZs on line 37
Process exited with code 255.
Output for 5.6.23
Warning: require(/tmp/Baz.php): failed to open stream: No such file or directory in /in/2aFZs on line 33 Fatal error: require(): Failed opening required '/tmp/Baz.php' (include_path='.:') in /in/2aFZs on line 33
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/2aFZs on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/2aFZs on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/2aFZs on line 8
Process exited with code 255.