Unite multiple columns into one by pasting strings together
Convenience function to paste together multiple columns into one.
unite_dt( .data, united_colname, ..., sep = "_", remove = FALSE, na2char = FALSE )
.data |
A data frame. |
united_colname |
The name of the new column, string only. |
... |
A selection of columns. If want to select all columns, pass "" to the parameter. See example. |
sep |
Separator to use between values. |
remove |
If |
na2char |
If |
df <- expand.grid(x = c("a", NA), y = c("b", NA))
df
# Treat missing value as NA, default
df %>% unite_dt("z", x:y, remove = FALSE)
# Treat missing value as character "NA"
df %>% unite_dt("z", x:y, na2char = TRUE, remove = FALSE)
df %>%
unite_dt("xy", x:y)
# Select all columns
iris %>% unite_dt("merged_name","")Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.