uni app微信小程序支付

//main.js文件 import md5 from './static/md5.js' Vue.prototype.$md5 = md5 //prepay_id是下单之后后台传过来的id function wxPay(prepay_id, fun = function() {}, fun1 = function() {}) { var chars = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M',