3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array("a" => 5); echo !isset($a['d']['e']['f']); //$b = array('test', "deb"); //$c = array("sdf", "dsf"); //var_dump($a + $b); class A { protected $b = 5; } $a = new A(); var_dump(json_decode(json_encode($a)));

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42.11 ms | 402 KiB | 5 Q