2020-06-10
阅读量:
2813
没得标题
爬----基本战术
1. 网址
2. 爬数方法
3. 内容所在的位置
(cityname as text) =>
let
源 = Web.Page(Web.Contents(" http://www.air-level.com/air/" & cityname)),
结果 = 源{0}[Data]
in
结果
或者这样写
(cityname as text) =>
let
源 = Web.Page(Web.Contents(" http://www.air-level.com/air/" & cityname)){0}[Data]
in
源
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