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run code in 300+ PHP versions simultaneously
<?PHP abstract class Base { protected static $stub = array('baz'); //final public function boot() static public function boot() { print __MEtHOD__.'-> '.get_called_class().PHP_EOL; array_walk(static::$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; print PHP_EOL; // Base::boot -> Sub // Base::{closure} -> Base // Base->__construct -> Sub // Base->{closure} -> Sub // instance boot new sub; print PHP_EOL; // Base->boot -> Sub // Base->{closure} -> Sub // Base->__construct -> Sub // Base->{closure} -> Sub
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
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, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28
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
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 5.3.0 - 5.3.29
Base::boot-> Base Warning: get_called_class() called from outside a class in /in/nCDWl on line 13 Base::{closure}-> Base::boot-> Sub Warning: get_called_class() called from outside a class in /in/nCDWl on line 13 Base::{closure}-> Base::boot-> Sub Warning: get_called_class() called from outside a class in /in/nCDWl on line 13 Base::{closure}-> Base::__construct-> Sub Warning: get_called_class() called from outside a class in /in/nCDWl on line 24 Base::{closure}-> Base::boot-> Sub Warning: get_called_class() called from outside a class in /in/nCDWl on line 13 Base::{closure}-> Base::__construct-> Sub Warning: get_called_class() called from outside a class in /in/nCDWl on line 24 Base::{closure}->
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_STATIC, expecting ')' in /in/nCDWl on line 11
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STATIC, expecting ')' in /in/nCDWl on line 11
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CLASS in /in/nCDWl on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_CLASS in /in/nCDWl on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/nCDWl on line 2
Process exited with code 255.
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