DolphinDB怎么把[2011.01M,2011.02M,...]转成[201101.csv,201102.csv,...]?
可以用datetimeFormat函数,例如:
datetimeFormat(2011.01M..2013.05M, "yyyyMM") + ".csv"
1.4m articles
1.4m replys
5 comments
57.0k users