Online PHP editor | output for KXISC

<?php namespace vendor\package\exception { class Ex1 extends \Exception {} } namespace vendor\package { use vendor\package\exception\Ex1; try { throw new Ex1('Exception 1'); } catch (Ex1 $e) { echo "Catched: ".$e->getMessage()."\n"; }; } namespace vendor\package { use vendor\package\exception as ex; try { throw new ex\Ex1('Exception 2'); } catch (ex\Ex1 $e) { echo "Catched: ".$e->getMessage()."\n"; }; } namespace vendor\package { use vendor\package\exception as ex; try { throw new ex\Ex1('Exception 3'); } catch (\Exception $e) { echo "Catched: ".$e->getMessage()."\n"; }; } namespace vendor\package { use vendor\package\exception as ex; try { throw new ex\Ex1('Exception 4'); } catch (\Throwable $e) { echo "Catched: ".$e->getMessage()."\n"; }; }