拼团问题修复

utils/uniapp.js

@@ -1,12 +1,13 @@
-export const back = () => {
+export const back = (url) => {
 	console.log('调用返回方法back');
 	try {
 		const arr = getCurrentPages()
 		if (arr.length >= 2) {
 			return uni.navigateBack()
 		} else {
+			
 			uni.reLaunch({
-				url: '/pages/index/index'
+				url: url?url:'/pages/index/index'
 			})
 		}
 	} catch (error) {