diff --git a/src/components/sideBar/index.tsx b/src/components/sideBar/index.tsx
index ef763a4..a17cb66 100644
--- a/src/components/sideBar/index.tsx
+++ b/src/components/sideBar/index.tsx
@@ -82,21 +82,6 @@ const SideBar = ({
     computeSelectTab(index)
   }
 
-  useEffect(() => {
-    Taro.nextTick(() => {
-      const query = Taro.createSelectorQuery()
-      query.select('.side_bar_select').boundingClientRect((rect) => {
-        console.log('rect::', rect)
-        const clientHeight = rect.height
-        const clientWidth = rect.width
-        const ratio = 750 / clientWidth
-        const height = clientHeight * ratio
-        num_half.current = Math.ceil(height / 2 / heightItem)
-        init()
-      }).exec()
-    })
-  })
-
   const [currentIndex, setcurrentIndex] = useState(0)
   useMemo(() => {
     Taro.nextTick(() => {