Displaying 2 results from an estimated 2 matches for "rjwrapper".
Did you mean:
rewrapper
2019 Aug 29
0
Feature request: non-dropping regmatches/strextract
...s which do exactly that. three examples
are namedCapture::df_match_variable, rematch2::bind_re_match, and
tidyr::extract. For a more detailed discussion see my R journal submission
(under review) about regular expression packages,
https://raw.githubusercontent.com/tdhock/namedCapture-article/master/RJwrapper.pdf
Comments/suggestions welcome.
On Thu, Aug 15, 2019 at 12:15 AM Cyclic Group Z_1 via R-devel <
r-devel at r-project.org> wrote:
> A very common use case for regmatches is to extract regex matches into a
> new column in a data.frame (or data.table, etc.) or otherwise use the
> ex...
2019 Aug 15
4
Feature request: non-dropping regmatches/strextract
A very common use case for regmatches is to extract regex matches into a new column in a data.frame (or data.table, etc.) or otherwise use the extracted strings alongside the input. However, the default behavior is to drop empty matches, which results in mismatches in column length if reassignment is done without subsetting.
For consistency with other R functions and compatibility with this use