No need to match expand pop, just return it (#1154)

2024-03-27 01:29:43 +08:00 · 2024-03-27 01:29:43 +08:00 · 556af1624c
commit 556af1624c
parent 82a7dc9dcc
1 changed files with 1 additions and 4 deletions
--- a/codes/rust/chapter_stack_and_queue/array_stack.rs
+++ b/codes/rust/chapter_stack_and_queue/array_stack.rs
@ -36,10 +36,7 @@ impl<T> ArrayStack<T> {

    /* 出栈 */
    fn pop(&mut self) -> Option<T> {
-        match self.stack.pop() {
-            Some(num) => Some(num),
-            None => None,
-        }
+        self.stack.pop()
    }

    /* 访问栈顶元素 */