3v4l.org

run code in 300+ PHP versions simultaneously
<?php class test1 { } $test1 = new test1(); $test1->foo->bar = 42; var_dump($test1); echo PHP_EOL . PHP_EOL; class test2 { public $foo; } $test2 = new test2(); $test2->foo->bar = 42; var_dump($test2); echo PHP_EOL . PHP_EOL; class test3 { } $test3 = new test3(); $test3->foo->bar['nope'] = 42; var_dump($test3); echo PHP_EOL . PHP_EOL; class test4 { public $foo; } $test4 = new test4(); $test4->foo->bar['nope'] = 42; var_dump($test4); echo PHP_EOL . PHP_EOL;

preferences:
60.63 ms | 407 KiB | 5 Q