我有张桌子看起来像这样:
teamid startdate enddate
1 2017-07-01 2018-06-30
2 2016-07-01 2017-06-30
3 2016-07-01 2017-06-30
4 2026-07-01 2017-06-30
5 2026-07-01 2017-06-30
6 2026-07-01 2017-06-30我如何过滤出日期,以便它只包括在开始日期之前有结束日期的替阿米?
发布于 2022-08-12 06:41:29
你为什么不对这两个角色做些小把戏呢?像这样:
library(dplyr)
df1<-read.table(text = "teamid startdate enddate
1 2017-07-01 2018-06-30
2 2016-07-01 2017-06-30
3 2016-07-01 2017-06-30
4 2026-07-01 2017-06-30
5 2026-07-01 2017-06-30
6 2026-07-01 2017-06-30",stringsAsFactors = FALSE, header = TRUE)
df1$tempt.startdate<-as.numeric(gsub('-',"",df1$startdate,fixed = TRUE))
df1$tempt.enddate<-as.numeric(gsub('-',"",df1$enddate,fixed = TRUE))
df1[df1$tempt.startdate>df1$tempt.enddate,] %>%
select(teamid,startdate,enddate)其结果是:
teamid startdate enddate
4 4 2026-07-01 2017-06-30
5 5 2026-07-01 2017-06-30
6 6 2026-07-01 2017-06-30https://stackoverflow.com/questions/73327859
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