1.跳转小程序携带参数

//触发跳转事件的方法
handleJump() {dd.navigateToMiniProgram({// 需要跳转的小程序的appIdappId: 'XXXXXXXXXXXXXXX',//需要跳转的小程序的页面path: 'pages/func/camera/camera',//参数extraData: {isOutSide: "1"},success: (res) => {console.log(JSON.stringify(res))},fail: (res) => {console.log(JSON.stringify(res))}});}

2.被跳转的小程序接收参数

//必须在APP方法中
App({onShow(options) {//接受参数：options.referrerInfo.extraData.isOutSidedd.setStorageSync({key: "isOutSide",data: options && options.referrerInfo && options.referrerInfo.extraData.isOutSide === "1" ? "1" : "0"})}
})

3.返回之前的小程序

    dd.navigateBackMiniProgram({extraData: {data},});