sjmisc (version 2.5.0)

str_start: Find start and end index of pattern in string

Description

Find

Usage

str_start(x, pattern, ignore.case = TRUE)
str_end(x, pattern, ignore.case = TRUE)

Arguments

x

A character vector.

pattern

Character string to be matched in x. pattern might also be a regular-expression object, as returned by regex, or any of stringr's supported modifiers.

ignore.case

Logical, whether matching should be case sensitive or not.

Value

A numeric vector with index of start/end position(s) of pattern found in x, or an empty vector, if pattern was not found in x.

Examples

# NOT RUN {
path <- "this/is/my/fileofinterest.csv"
str_start(path, "/")

path <- "this//is//my//fileofinterest.csv"
str_start(path, "//")
str_end(path, "//")

x <- c("my_friend_likes me", "your_friend likes_you")
str_start(x, "_")

# }