修改

src/views/portal/article/Detail.vue

@@ -181,6 +181,7 @@ export default {
   beforeDestroy(){
     window.removeEventListener("scroll",this.handleScroll);
     clearInterval(this.setTime);
+    this.cumulativeDuration = 0;
   },
   methods: {
     banJump() {
@@ -287,7 +288,7 @@ export default {
         event.content = "阅读了文章"
         $this.$store.dispatch("userTrigger", event);
         if(this.cumulativeDuration<=this.defaultMaxTime){
-          sendEventData()
+          this.sendEventData()
         }else{
           this.cumulativeDuration = 0
           clearInterval(this.setTime);

src/views/portal/case/Detail.vue

@@ -266,6 +266,7 @@ export default {
     sessionStorage.removeItem('startTime')
     window.removeEventListener("scroll", this.handleScroll);
     clearInterval(this.setTimeCase);
+    this.cumulativeDuration = 0;
   },
   methods: {
     endTimeRequst(caseId, recordEndTime) {
@@ -549,7 +550,7 @@ export default {
         $this.$store.dispatch("userTrigger", event);
         this.cumulativeDuration += 60
         if(this.cumulativeDuration<=this.defaultMaxTime){
-          sendEventData()
+          this.sendEventData()
         }else{
           this.cumulativeDuration = 0
           clearInterval(this.setTimeCase);