(&self)
| 162 | } |
| 163 | |
| 164 | unsafe fn preorder(&self) { |
| 165 | println!("key: {:?}", &self.key); |
| 166 | if !self.left.is_null() { (*self.left).preorder(); } |
| 167 | if !self.right.is_null() { (*self.right).preorder(); } |
| 168 | } |
| 169 | |
| 170 | unsafe fn inorder(&self) { |
| 171 | if !self.left.is_null() { (*self.left).inorder(); } |