3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class Loader { private static $instances; public static function get_instance($class) { if(!isset(self::$instances[$class])) { self::$instances[$class] = new $class(); } return self::$instances[$class]; } public static function debug() { print_r(self::$instances); } } class One{ public function __toString() { return 'One'; } } class Two{ public function __toString() { return 'Two'; } } class Foo{ public function __toString() { return 'Foo'; } } $foo = Loader::get_instance('Foo'); $one = Loader::get_instance('One'); $two = Loader::get_instance('Two'); $foo2 = Loader::get_instance('Foo'); $foo3 = Loader::get_instance('Foo'); Loader::debug();
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [Foo] => Foo Object ( ) [One] => One Object ( ) [Two] => Two Object ( ) )
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/3u1ve on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/3u1ve on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/3u1ve on line 3
Process exited with code 255.