str_locate_all {stringr} | R Documentation |
Vectorised over string
and pattern
, shorter
is recycled to same length as longest.
str_locate_all(string, pattern)
string |
input vector. This must be an atomic vector, and will be coerced to a character vector |
pattern |
pattern to look for, as defined by a POSIX
regular expression. See the “Extended Regular
Expressions” section of |
If the match is of length 0, (e.g. from a special match
like $
) end will be one character less than start.
list of integer matrices. First column gives start postion of match, and second column gives end position.
regexpr
which this function wraps
str_extract
for a convenient way of
extracting matches
str_locate
to locate position of first
match
fruit <- c("apple", "banana", "pear", "pineapple") str_locate_all(fruit, "a") str_locate_all(fruit, "e") str_locate_all(fruit, c("a", "b", "p", "p"))