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<?php class Foo { } class Bar { const SOMECLASS = 'Foo'; protected $instance; public function __construct() { $instance = static::SOMECLASS; $this->instance = new $instance; } } var_dump(new Bar);
Output for git.master, git.master_jit, rfc.property-hooks
object(Bar)#1 (1) { ["instance":protected]=> object(Foo)#2 (0) { } }

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