str_detect regex r
x <- c("a.b.c.d", "aeb")
starts_with <- "a.b"
str_detect(x, paste0("^", starts_with))
#> [1] TRUE TRUE
str_detect(x, paste0("^\\Q", starts_with, "\\E"))
#> [1] TRUE FALSEstr_detect regex r
x <- c("a.b.c.d", "aeb")
starts_with <- "a.b"
str_detect(x, paste0("^", starts_with))
#> [1] TRUE TRUE
str_detect(x, paste0("^\\Q", starts_with, "\\E"))
#> [1] TRUE FALSEstr_detect regex r
str_detect("\nX\n", ".X.")
#> [1] FALSE
str_detect("\nX\n", regex(".X.", dotall = TRUE))
#> [1] TRUECopyright © 2021 Codeinu
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