content_transformer: Content Transformers
Description
Create content transformers, i.e., functions which modify the content of an
R object.
Usage
content_transformer(FUN)
Value
A function with two arguments:
x
- an R object with implemented content getter
(
content
) and setter (content<-
)
functions. ...
- arguments passed over to
FUN
.
See Also
tm_map
for an interface to apply transformations to corpora.
Examples
data("crude")
crude[[1]]
(f <- content_transformer(function(x, pattern) gsub(pattern, "", x)))
tm_map(crude, f, "[[:digit:]]+")[[1]]