java后台接收微信小程序发送的post请求参数
// 微信端:data数据要加上JSON转换JSON.stringify()wx.request({url: 'http://127.0.0.1:8080/login', //仅为示例，并非真实的接口地址method: "POST",data: JSON.stringify({code: code // 需要传到后台的值}),header: {'content-type': 'application/x-www-form-urlencoded"' // 默认值},success(res) {console.log(res.data)}})// java端:通过参数HttpServletRequest request解析出json格式的参数// json包用的阿里的 com.alibaba.fastjson.JSONObject; JSONObject result = null; StringBuilder sb = new StringBuilder();try (BufferedReader reader = request.getReader();) {char[] buff = new char[1024];int len;while ((len = reader.read(buff)) != -1) {sb.append(buff, 0, len);}result = JSONObject.parseObject(sb.toString());} catch (IOException e) {e.printStackTrace();}result.getString("code"); // 拿到微信端传过来的参数
