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| library(stringr) | |
| names(iris) | |
| #[1] "Sepal.Length" "Sepal.Width" "Petal.Length" "Petal.Width" "Species" | |
| names(iris) <- str_replace_all(names(iris), "[.]", "_") | |
| names(iris) | |
| #[1] "Sepal_Length" "Sepal_Width" "Petal_Length" "Petal_Width" "Species" | |
| s <- c("Go to Heaven for the climate, Hell for the company.") | |
| str_extract_all(s, "[H][a-z]+ ") | |
| #[[1]] | |
| #[1] "Heaven " "Hell " |
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