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<?php class testing { protected function _getClass() { return 'testing_two'; } public function new() { return new $this->_getClass(); } } class testing_two extends testing { } $a = new testing(); var_dump($a->new());
based on gMvvO
Output for 7.0.0 - 7.2.0
Notice: Undefined property: testing::$_getClass in /in/aqlu4 on line 9 Fatal error: Uncaught Error: Class name must be a valid object or a string in /in/aqlu4:9 Stack trace: #0 /in/aqlu4(19): testing->new() #1 {main} thrown in /in/aqlu4 on line 9
Process exited with code 255.
Output for 5.4.10 - 5.6.28
Parse error: syntax error, unexpected 'new' (T_NEW), expecting identifier (T_STRING) in /in/aqlu4 on line 8
Process exited with code 255.
Output for 5.3.20 - 5.3.29
Parse error: syntax error, unexpected T_NEW, expecting T_STRING in /in/aqlu4 on line 8
Process exited with code 255.