readability.FORCAST(txt.file, hyphen = NULL, parameters = c(syll = 1, mult = 0.1, const
= 20), ...)kRp.tagged-class,
a character vector which must be be
a valid path to a file containing the text to be analyzed,
or a list of text features. If the latteNULL,
the text will be hyphenated automatically."RGL".readability for details.kRp.readability-class.readability,
which by default calculates all possible indices,
this function will only calculate the index value.If parameters="RGL", the parameters for the precise Reading Grade Level are used.