当前页

let pages = getCurrentPages();
let prePage = pages[pages.length - 2]
prePage.data.isDoRefresh = true

setTimeout(() => {
	uni.navigateBack()
}, 1500)

上一页

data() {
	return {
		isDoRefresh: false
	}
},
onShow() {
	let pages = getCurrentPages()
	let curPage = pages[pages.length - 1]
	if (curPage.data.isDoRefresh) {
		curPage.data.isDoRefresh = false
		this.getDetail() // 需要调用的方法
	}
},