“replace na in a column with values from another df” Code Answer

replace na in a column with values from another df

r by Trustworthy Whale         on Dec 14 2020 Comment

0

library(dplyr) df1 %>% inner_join(df2, by= "ID") %>% mutate(Count = coalesce(Count.x, Count.y)) %>% select(ID, Count) # ID Count # 1 11 345 # 2 22 456 # 3 33 786 # 4 44 765 # 5 55 890 # 6 66 888 # 7 77 654

Source: stackoverflow.com

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