"devServer": {
        "proxy": {
             "/api": {                    
                 "target":"http://www.zhangsan.com",
                 "changeOrigin": true,//是否跨域
                 "secure": false,// 设置支持https协议的代理
                  "pathRewrite":{"^/api":"/"}
             }
         }
     },

//接口请求

uni.request({
     url: '/api/client/userList.php',
           success: (res) => {
               console.log(res.data);
    }
});