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<?php set_exception_handler(function($e) { echo "Error encountered: {$e->getMessage()}"; }); class ErrorMessageTest { public function isOk() { echo "This works okay. "; } public function isNotOkay() { echo "This will not work. "; throw new RuntimeException("Violets are red, roses are blue!! Wha!?!?"); } } $test = new ErrorMessageTest(); $test->isOk(); $test->isNotOkay();
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
This works okay. This will not work. Error encountered: Violets are red, roses are blue!! Wha!?!?

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