diff --git a/back/src/views/modules/workBench/components/frequency-top5-view.vue b/back/src/views/modules/workBench/components/frequency-top5-view.vue
index b1594f0c..b691ec4a 100644
--- a/back/src/views/modules/workBench/components/frequency-top5-view.vue
+++ b/back/src/views/modules/workBench/components/frequency-top5-view.vue
@@ -87,12 +87,7 @@ export default {
           this.noData = true
           return
         }
-        let num = 0
-        if (_arr.length < 3) {
-          num = _arr.length
-        } else {
-          num = 3
-        }
+        const num = _arr.length < 3 ? _arr.length : 3
         for (let i = 0; i < num; i++) {
           const k = i + 1
           this[`no${k}Obj`].name = _arr[i].name