84669 person learning
152542 person learning
20005 person learning
5487 person learning
7821 person learning
359900 person learning
3350 person learning
180660 person learning
48569 person learning
18603 person learning
40936 person learning
1549 person learning
1183 person learning
32909 person learning
A->B;B has changed. If you return to page A, it will definitely be history. Can it be refreshed? The data of A depends on the operation of B
光阴似箭催人老，日月如移越少年。
It doesn’t have to be so complicated, the official manual is here
From A ->(navigateTo) B, A will go into the background and trigger A’s onHidefrom B -> A, will trigger A’s on Show
A
B
onHide
on Show
So you can handle it in the onShow method of A
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
It doesn’t have to be so complicated, the official manual is here
From
A->(navigateTo)B,Awill go into the background and triggerA’sonHidefrom
B->A, will triggerA’son ShowSo you can handle it in the onShow method of
A