功能介绍

3天天气预报：根据城市信息获取其3天天气预报

功能文档

3天天气预报：https://www.free-api.com/doc/335

功能演示

Params
location/string/必填
key/string/必填
lang/string/选填
unit/string/选填
GET
https://free-api.heweather.net/s6/weather/forecast?location=beijing&key=xxx
Header
header: Content-Type: "application/x-www-form-urlencoded"