str.find: Find substring positions or matches
In skranz/stringtools: Tools for working with strings in R

str.find

R Documentation

Find substring positions or matches

A general wrapper from str.locate.first, str.locate.all, str.extract.first, str.extract.all

## S3 method for class 'find'
str(str, pattern, fixed = TRUE, first = FALSE,
  all = !first, simplify = TRUE, matches = FALSE, ...)

`str`	vector of strings that will be searched
`pattern`	a search pattern
`fixed`	if FALSE perform regular expression search
`first`	shall only the first element be returned
`all`	shall all elements be returned
`simplify`	try to simplify a list return
`matches`	if FALSE pos will returned, otherwise the extracted substrings