bn.getBackgroundFetchData

▸ getBackgroundFetchData(options): Promise<GetBackgroundFetchDataResult>

description Get backgroundFetch cache. If current request is still ongoing this api will return previous cache. If no cache at all this api will reject.

example

const { 
  fetchedData,
  timeStamp,
  errMsg,
  path,
  query,
  scene
} = bn.getBackgroundFetchData({ fetchType: 'pre' })

Parameters

Name	Type
options	GetFetchDataOptions

Returns

Promise<GetBackgroundFetchDataResult>

---

GetFetchDataOptions

Ƭ GetFetchDataOptions: Object

Type declaration

Name	Type	Description
fetchType	"periodic" | "pre"	Cache data category, with a value of periodic or pre

---

Interface: GetBackgroundFetchDataResult

Name	Type	Description
fetchedData	string	Cache data
timeStamp	number	The timestamp of client getting the cached data
errMsg	string	Error message if there's an error
path?	string	The route path of mini program
query?	string	The query data passed to the page
scene?	number	Scene value of entering page