qdapRegex (version 0.7.8)

rm_citation_tex: Remove/Replace/Extract LaTeX Citations

Description

Remove/replace/extract LaTeX citations from a string.

Usage

rm_citation_tex(
  text.var,
  trim = !extract,
  clean = TRUE,
  pattern = "@rm_citation_tex",
  replacement = "",
  extract = FALSE,
  split = extract,
  unlist.extract = TRUE,
  dictionary = getOption("regex.library"),
  ...
)
ex_citation_tex(
  text.var,
  trim = !extract,
  clean = TRUE,
  pattern = "@rm_citation_tex",
  replacement = "",
  extract = TRUE,
  split = extract,
  unlist.extract = TRUE,
  dictionary = getOption("regex.library"),
  ...
)

Value

Returns a character string with citations (bibkeys) removed.

Arguments

text.var

The text variable.

trim

logical. If TRUE removes leading and trailing white spaces.

clean

trim logical. If TRUE extra white spaces and escaped character will be removed.

pattern

A character string containing a regular expression (or character string).

replacement

Replacement for matched pattern.

extract

logical. If TRUE the dates are extracted into a list of vectors.

split

logical. If TRUE and extract = TRUE the bibkey will be removed from the LaTeX citation code curly braces and split on commas.

unlist.extract

logical. If TRUE the splits from between LaTeX citation code curly braces will be unlisted. if FALSE the list structure (1 per citation code curly brace) will be retained.

dictionary

A dictionary of canned regular expressions to search within if pattern begins with "@rm_".

...

Additional arguments passed to rm_default.

See Also

gsub, stri_extract_all_regex

Other rm_ functions: rm_abbreviation(), rm_between(), rm_bracket(), rm_caps_phrase(), rm_caps(), rm_citation(), rm_city_state_zip(), rm_city_state(), rm_date(), rm_default(), rm_dollar(), rm_email(), rm_emoticon(), rm_endmark(), rm_hash(), rm_nchar_words(), rm_non_ascii(), rm_non_words(), rm_number(), rm_percent(), rm_phone(), rm_postal_code(), rm_repeated_characters(), rm_repeated_phrases(), rm_repeated_words(), rm_tag(), rm_time(), rm_title_name(), rm_url(), rm_white(), rm_zip()

Examples

x <- c(
    "I say \\parencite*{Ted2005, Moe1999} go there in \\textcite{Few2010} said to.",
    "But then \\authorcite{Ware2013} said it was so \\pcite[see][p. 22]{Get9999c}.", 
    "then I \\citep[p. 22]{Foo1882c} him")

rm_citation_tex(x)
rm_citation_tex(x, replacement="[[CITATION]]")
ex_citation_tex(x)