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run code in 500+ PHP versions simultaneously
<?php class form { function st() { return "form"; } } class state { function st() { return "state"; } } interface aa { function run(form $form); } abstract class a implements aa{ function run(form $form, $a=null, $b=null) { var_dump($form->st()); echo "$a $b\n"; } } class b extends a { function run(form $form, state $state=null, $a=null, $b=null) { parent::run($form, $a, $b); var_dump($state->st()); } } $form = new form(); $state = new state(); $b = new b(); $b->run($form, $state, 1, 2);
Output for 8.5.0 - 8.5.9
Deprecated: b::run(): Implicitly marking parameter $state as nullable is deprecated, the explicit nullable type must be used instead in /in/6p5Fe on line 24 Fatal error: Declaration of b::run(form $form, ?state $state = null, $a = null, $b = null) must be compatible with a::run(form $form, $a = null, $b = null) in /in/6p5Fe on line 24 Stack trace: #0 {main}
Process exited with code 255.
Output for 8.4.1 - 8.4.24
Deprecated: b::run(): Implicitly marking parameter $state as nullable is deprecated, the explicit nullable type must be used instead in /in/6p5Fe on line 24 Fatal error: Declaration of b::run(form $form, ?state $state = null, $a = null, $b = null) must be compatible with a::run(form $form, $a = null, $b = null) in /in/6p5Fe on line 24
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.32, 8.3.0 - 8.3.33
Fatal error: Declaration of b::run(form $form, ?state $state = null, $a = null, $b = null) must be compatible with a::run(form $form, $a = null, $b = null) in /in/6p5Fe on line 24
Process exited with code 255.
Output for 7.4.0 - 7.4.33
Fatal error: Declaration of b::run(form $form, ?state $state = NULL, $a = NULL, $b = NULL) must be compatible with a::run(form $form, $a = NULL, $b = NULL) in /in/6p5Fe on line 24
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
Fatal error: Declaration of b::run(form $form, ?state $state = NULL, $a = NULL, $b = NULL) must be compatible with a::run(form $form, $a = NULL, $b = NULL) in /in/6p5Fe on line 23
Process exited with code 255.
Output for 7.1.0 - 7.1.25
string(4) "form" 1 2 string(5) "state"
preferences:
141.17 ms | 1533 KiB | 4 Q