PHP Medusa\Tree BinaryTree::isEmpty Examples

isEmpty() public method

public isEmpty ( )

Example #1

File: PersistentAvlTree.php Project: keyvanakbary/medusa

 private function balance(BinaryTree $t)
 {
     if ($t->isEmpty()) {
         return 0;
     }
     return $t->right()->height() - $t->left()->height();
 }