subject:"\[R\] Need content_transformer\(\) called by tm_map\(\) to change non\-letters to spaces"

Re: [R] Need content_transformer() called by tm_map() to change non-letters to spaces

2015-04-24 Thread Jeff Newmiller

Regex "[^a-zA-Z]" reads as "not a letter". --- Jeff NewmillerThe . . Go Live... DCN:Basics: ##.#. ##.#. Live Go... Live: OO#.. D

[R] Need content_transformer() called by tm_map() to change non-letters to spaces

2015-04-23 Thread Mike

Hello, In the following code, any characters matching "/|@| \\|") will be changed to a space. > library(tm) > toSpace <- content_transformer(function(x, pattern) gsub(pattern, " ", x)) > docs <- tm_map(docs, toSpace, "/|@| \\|") What code would transform all non-letters to a space? (What goes