diff --git a/src/timer.rs b/src/timer.rs
index 3e0be67..cb8fce2 100644
--- a/src/timer.rs
+++ b/src/timer.rs
@@ -75,33 +75,47 @@ impl Timer {
                 get_tick_count: fn () -> i64,
                 gctime: i32,
                 cache_timer_num: i32) {
-        let init_timer_list = |tv: &mut [TimerListListHeadRp]| {
-            for i in 0..tv.len() {
-                tv[i] = crate::ListHead::<TimerList>::new_head();
-            }
-        };
-
         self.get_tick_count = get_tick_count;
         self.cache_timer_num = cache_timer_num;
         self.free_timer_num = 0;
         self.work_list = crate::ListHead::<TimerList>::new_head();
-        init_timer_list(&mut self.tv1);
-        init_timer_list(&mut self.tv2);
+        /*self.traverse_timer_list(
+            &mut |timer_list: &mut TimerListListHeadRp| {
+        timer_list = crate::ListHead::<TimerList>::new_head();
+    });*/
+        self.timer_tick = (self.get_tick_count)();
+        {
+            let self_wp = self.shared_from_self();
+            let cb = Box::new(
+                move |event: TimerEvent, args: Option<Vec<Rc::<dyn Any>>>| {
+                    self_wp.borrow_mut().gc_timer(event, args);
+                }
+            );
+            self.set_interval(gctime, cb);
+        }
+    }
+
+    fn traverse_timer_list(&mut self, cb: Box::<dyn FnMut (&mut TimerListListHeadRp)>) {
+        let init_timer_list = |tv: &mut [TimerListListHeadRp]| {
+            for i in 0..tv.len() {
+                //(*cb)(&mut self.work_list);
+                //(*cb)(&mut tv[i]);
+            }
+        };
+        (*cb)(&mut self.work_list);
+        /*
+        match &mut cb {
+            Some(v) => {
+                (*v)(&mut self.work_list);
+            }
+            None => {
+            }
+        }*/
+        //init_timer_list(&mut self.tv1);
+        /*init_timer_list(&mut self.tv2);
         init_timer_list(&mut self.tv3);
         init_timer_list(&mut self.tv4);
-        init_timer_list(&mut self.tv5);
-        self.timer_tick = (self.get_tick_count)();
-        let self_wp = self.shared_from_self();
-        let cb = Box::new(
-            move |event: TimerEvent, args: Option<Vec<Rc::<dyn Any>>>| {
-                self_wp.borrow_mut().gc_timer(event, args);
-            }
-        );
-
-        self.set_interval(
-            gctime,
-            cb,
-        );
+        init_timer_list(&mut self.tv5);*/
     }
 
     fn shared_from_self(&self) -> Rc::<RefCell::<Timer>> {
@@ -120,7 +134,24 @@ impl Timer {
     }
 
     fn clear(&mut self) {
-
+        let free_timer = |tv: &mut [TimerListListHeadRp]| {
+            for i in 0..tv.len() {
+                let head = &tv[i];
+                while !head.borrow().empty() {
+                    let timer = &head.borrow().first_entry().upgrade().unwrap();
+                    timer.borrow_mut().timer_entry.borrow_mut().del_init();
+                    if timer.borrow().attach_entry.borrow().empty() {
+                        timer.borrow().attach_entry.borrow_mut().del_init();
+                    }
+                }
+            }
+        };
+        //free_timer(&mut self.free_timer_list);
+        free_timer(&mut self.tv1);
+        free_timer(&mut self.tv2);
+        free_timer(&mut self.tv3);
+        free_timer(&mut self.tv4);
+        free_timer(&mut self.tv5);
     }
 
     fn new_timer_list(&mut self) -> Rc::<RefCell::<TimerList>> {