let context = getContext(this) as common.UIAbilityContext; 

let LaunchMiniProgramReq =new WXOpenSdk.LaunchMiniProgramReq

LaunchMiniProgramReq.userName = arr[2]

LaunchMiniProgramReq.path = newPath

LaunchMiniProgramReq.miniprogramType = 0

const WXApi = WXOpenSdk.WXAPIFactory.createWXAPI('key')

let success = await WXApi.sendReq(context,LaunchMiniProgramReq)