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<?php Class A extends B{ public function hi(){ echo $this->myVar->greeting("Hello", "World"); } } Class B{ public $myVar; public function __construct(){ $this->myVar->greeting = 'self::myFunction'; } public static function myFunction($x, $y){ return $x." ".$y; } } $myClass = new A(); $myClass->hi(); ?>
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Attempt to assign property "greeting" on null in /in/fBXrq:13 Stack trace: #0 /in/fBXrq(21): B->__construct() #1 {main} thrown in /in/fBXrq on line 13
Process exited with code 255.

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