Description Usage Arguments Value Author(s) Examples
get the list(the 4 future at one time) of codes of all CSI300 index futures and the first and last day of every current-month future.
1 2 |
begM |
beginning month,a yearmon object. |
endM |
ending month,a yearmon object. |
a dataframe,with cols: date,IF01,IF02,IF03,IF04,firstday,lastday,openday
Ruifei.Yin
1 |
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