WordListDocument(con, encoding = "unknown", meta = list())readLines() for details.readLines() for details."WordListDocument" and
  "TextDocument".WordListDocument() uses readLines() to read
  collections of words from connections for which each line provides one
  word, with blank lines ignored, and returns a word list document
  object which inherits from classes "WordListDocument" and
  "TextDocument".  The words can be extracted using the words() and
  as.character() methods for class
  "WordListDocument".
TextDocument for basic information on the text document
  infrastructure employed by package