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@cecilesauder
Created December 6, 2018 09:32
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Est ce que y a une option pour que Mojito récupère Species et Gender de df2 , sans que je join que par Name parce que j'ai des animaux qui ont le même nom c'est relou
``` r
library(tidyverse)
df1 <- tibble(Name = c("Pastis", "Mojito", "Binouze"),
Species = c("CAT", NA, "DOG"))
df2 <- tibble(Name = c("Pastis", "Mojito", "Binouze", "Jack"),
Species = c("CAT", "CAT", "DOG", "DOG"),
Gender = c("M", "M", "F", "M"))
left_join(df1,df2)
#> Joining, by = c("Name", "Species")
#> # A tibble: 3 x 3
#> Name Species Gender
#> <chr> <chr> <chr>
#> 1 Pastis CAT M
#> 2 Mojito <NA> <NA>
#> 3 Binouze DOG F
```
<sup>Created on 2018-12-06 by the [reprex package](https://reprex.tidyverse.org) (v0.2.1)</sup>
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