replacePatterns-methods {tm} | R Documentation |
Methods for function replacePatterns
in package tm.
patterns
(in POSIX 1003.2 extended regular expressions
format, as used by gsub
) which occur in
object
with by
and return the object.
Use getTransformations
to list available transformation (mapping) functions.
data("crude") crude[[1]] replacePatterns(crude[[1]], "[[:space:]]((C|c)orp|copany)[[:space:]]", " company ")