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run code in 200+ PHP versions simultaneously
<?php abstract class WP_Widget { abstract function widget( $args, $instance ); } class Test extends WP_Widget { public function widget( $args, $instance ) {} } class Test_two extends WP_Widget { public function widget( $args = array(), $instance = array() ) {} } class Test_three extends WP_Widget { public function widget( ) {} }
based on kZnTe
Output for 5.4.0 - 7.0.6
Fatal error: Declaration of Test_three::widget() must be compatible with WP_Widget::widget($args, $instance) in /in/rq2I9 on line 18
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Fatal error: Declaration of Test_three::widget() must be compatible with that of WP_Widget::widget() in /in/rq2I9 on line 18
Process exited with code 255.
Output for 5.0.0 - 5.2.17
Fatal error: Declaration of Test_two::widget() must be compatible with that of WP_Widget::widget() in /in/rq2I9 on line 14
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CLASS in /in/rq2I9 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_CLASS in /in/rq2I9 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/rq2I9 on line 3
Process exited with code 255.