使用keep alive 缓存组件后，定时器不能销毁的问题

src/views/stationOperation/index.vue

@@ -184,16 +184,23 @@ export default {
   watch: {
     $route: {
       handler: function (val, oldVal) {
-        if (val.name !== 'station-operation') {
-          this.$message.destroy()
-          clearInterval(this.timer)
-          this.timer = null
+        console.log('fasdfasde12312', val)
+        console.log('8765432', oldVal)
+        if (val.name === 'station-operation') {
+          this.getDataProvisionEfficiency(this.markerList_clone)
         }
       },
       deep: true,
-      immediate: true,
+      // immediate: true,
     },
   },
+  deactivated() {
+    //等同于  销毁的生命周期
+    console.log('切换出发了3')
+    this.$message.destroy()
+    clearInterval(this.timer)
+    this.timer = null
+  },
   data() {
     return {
       activeKey: '1',