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run code in 300+ PHP versions simultaneously
<?php function f1($p = null) { var_dump($p); } function f2($p = false) { var_dump($p); } f1(); f1(false); f1(null); f1("qualcosa"); f2(); f2(false); f2(null); f2("qualcosa");
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 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
NULL bool(false) NULL string(8) "qualcosa" bool(false) bool(false) NULL string(8) "qualcosa"
preferences:
242.11 ms | 405 KiB | 356 Q