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<?php class ABase { const I_AM_CONSTANT = 'shazam'; private static $instance = null; public function getInstance() { if(self::$instance == null) { self::$instance = new ABase(); } } private function __construct() { } } class B extends ABase { const I_AM_CONSTANT = 'kaboom!'; private static $instance = null; private function __construct() { } } $bInstance = B::getInstance(); echo B::I_AM_CONSTANT;
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Non-static method ABase::getInstance() cannot be called statically in /in/hI980:28 Stack trace: #0 {main} thrown in /in/hI980 on line 28
Process exited with code 255.

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