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run code in 200+ php & hhvm versions
Bugs & Features
<?php class PreviousException extends \Exception {} class One extends \RuntimeException { // Just a standard exception } class Two extends \RuntimeException{ // An exception with custom constructor parameters public function __construct($customMessage, PreviousException $e) { parent::__construct($customMessage . "LOL", $e->getCode(), $e); } } try { throw new Two('Throwing "Two", but catch will receive a different class type if I specify just "\Exception" in the catch statement not "Two"', new PreviousException()); } catch (\Exception $e) { var_dump($e); }
based on nMavM
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.2.0
object(Two)#1 (7) { ["message":protected]=> string(128) "Throwing "Two", but catch will receive a different class type if I specify just "\Exception" in the catch statement not "Two"LOL" ["string":"Exception":private]=> string(0) "" ["code":protected]=> int(0) ["file":protected]=> string(9) "/in/h7WFL" ["line":protected]=> int(19) ["trace":"Exception":private]=> array(0) { } ["previous":"Exception":private]=> object(PreviousException)#2 (7) { ["message":protected]=> string(0) "" ["string":"Exception":private]=> string(0) "" ["code":protected]=> int(0) ["file":protected]=> string(9) "/in/h7WFL" ["line":protected]=> int(19) ["trace":"Exception":private]=> array(0) { } ["previous":"Exception":private]=> NULL } }