全局导航服务 --- fix3

src/service/app/navdata-service.ts

@@ -147,7 +147,7 @@ export default class NavDataService {
     }
 
     /**
-     * 从导航数据栈中删除指定数据及栈底数据
+     * 从导航数据栈中删除指定数据上层数据
      * 
      * @memberof NavDataService
      */
@@ -156,7 +156,7 @@ export default class NavDataService {
             let tempIndex:number = this.navDataStack.findIndex((element:NavDataElement) =>{
                 return Object.is(element.id,id);
             })
-            let removeNavData = this.navDataStack.splice(tempIndex);
+            let removeNavData = this.navDataStack.splice(tempIndex+1);
             this.sessionStore.setItem('srfnavdata',JSON.stringify(this.navDataStack));
             return removeNavData;
         }else{