subs(x, ...)subs(x) <- valueset_subs(x, y)
subs
- Returns a list of sub-expressions.
set_subs
- Returns a regexr
object.
subs
- Get the sub-expressions from a regexr
object.
subs<-
- Set the sub-expressions(s) of a regexr
object.
set_subs
- This is a convenience function that sets the
subs
on a regexr
object and returns the object.
minimal <- construct("a", "b", "c") minimal[1] "abc"subs(minimal)[[1]] [1] "a" [[2]] [1] "b" [[3]] [1] "c"subs(minimal)[2] <- "\\s+[A-Z]|[0-9]" subs(minimal)[[1]] [1] "a" [[2]] [1] "\\s+[A-Z]|[0-9]" [[3]] [1] "c"minimal <- construct("a", "b", "c") out <- set_subs(minimal, c("(", "\\s??", ")")) subs(out)[1] "(" "\\s??" ")"