3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?PHP ABSTRACT CLASS Base { protected static $stub = ['baz']; //final public function boot() static public function boot() { print __METHOD__.'-> '.get_called_class().PHP_EOL; array_walk(static::$stub, function() { print __METHOD__.'-> '.get_called_class().PHP_EOL; }); } public function __construct() { self::boot(); print __METHOD__.'-> '.get_called_class().PHP_EOL; array_walk(static::$stub, function() { print __METHOD__.'-> '.get_called_class().PHP_EOL; }); } } CLASS Sub EXTENDS Base { } // static boot Base::boot(); print PHP_EOL; // Base::boot -> Base // Base::{closure} -> Base Sub::boot(); print PHP_EOL; // Base::boot -> Sub // Base::{closure} -> Base new sub; // Base::boot -> Sub // Base::{closure} -> Base // Base->__construct -> Sub // Base->{closure} -> Sub // instance boot new sub; // Base->boot -> Sub // Base->{closure} -> Sub // Base->__construct -> Sub // Base->{closure} -> Sub
Output for 7.0.0 - 7.1.0
Base::boot-> Base {closure}-> Base Base::boot-> Sub {closure}-> Sub Base::boot-> Sub {closure}-> Sub Base::__construct-> Sub {closure}-> Sub Base::boot-> Sub {closure}-> Sub Base::__construct-> Sub {closure}-> Sub
Output for 5.4.30 - 5.4.45, 5.5.14 - 5.6.28, hhvm-3.10.0 - 3.12.0
Base::boot-> Base Base::{closure}-> Base Base::boot-> Sub Base::{closure}-> Sub Base::boot-> Sub Base::{closure}-> Sub Base::__construct-> Sub Base::{closure}-> Sub Base::boot-> Sub Base::{closure}-> Sub Base::__construct-> Sub Base::{closure}-> Sub
Output for 5.4.0 - 5.4.29, 5.5.0 - 5.5.13
Base::boot-> Base Base::{closure}-> Base Base::boot-> Sub Base::{closure}-> Base Base::boot-> Sub Base::{closure}-> Base Base::__construct-> Sub Base::{closure}-> Sub Base::boot-> Sub Base::{closure}-> Base Base::__construct-> Sub Base::{closure}-> Sub
Output for 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/V4Eht on line 4
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/V4Eht on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CLASS in /in/V4Eht on line 2
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_CLASS in /in/V4Eht on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/V4Eht on line 2
Process exited with code 255.