3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class Foo { abstract public function __construct($alg); } class FooTest extends Foo { public function __construct($alg) { echo $alg; } public function setUp() { $this->object = 'xx'; } public function testNothing() { $this->object = 'y'; } } $foo = new FooTest;
Output for 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
Fatal error: Uncaught ArgumentCountError: Too few arguments to function FooTest::__construct(), 0 passed in /in/X3lRI on line 25 and exactly 1 expected in /in/X3lRI:9 Stack trace: #0 /in/X3lRI(25): FooTest->__construct() #1 {main} thrown in /in/X3lRI on line 9
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33
Warning: Missing argument 1 for FooTest::__construct(), called in /in/X3lRI on line 25 and defined in /in/X3lRI on line 9 Notice: Undefined variable: alg in /in/X3lRI on line 11
Output for 5.0.0 - 5.0.5
Warning: Missing argument 1 for FooTest::__construct() in /in/X3lRI on line 9
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CLASS in /in/X3lRI 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/X3lRI on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/X3lRI on line 2
Process exited with code 255.

preferences:
281.28 ms | 401 KiB | 457 Q