根据城市名，获取sh_area表中经纬度并显示

jinpengyong

2020-08-24 11dc24b3492b034a4c40e122d08b3ceeeaa57cb6

 src/main/java/com/moral/mapper/ChannelMapper.java

@@ -12,4 +12,6 @@

    List<Channel> getChannelList(@Param("channelName") String channelName);

    List<Integer> getChannelId();

}