my.navigateBackMiniProgram
Return to the previous Mini Program. Only used for when another Mini Program jumps back to the foregrounded Mini Program.
Sample Code
copy
my.navigateBackMiniProgram({
    extraData:{
    "data1":"test"
    },
    success: (res) => {
    console.log(JSON.stringify(res))
    },
    fail: (res) => {
    console.log(JSON.stringify(res))
    }
});Parameters
| Field | Type | Mandatory | Description | Version | 
| extraData | Object | N | The extra data that needs to be returned to the target Mini Program,and the target Mini Program can get it in App.onLaunch() or App.onShow() | 1.0.0 | 
| success | function | N | the success callback function | 1.0.0 | 
| fail | function | N | the failed callback function | 1.0.0 | 
| complete | function | N | the complete callback function | 1.0.0 | 
