--- title: "Using childeswordfreq" output: rmarkdown::html_vignette vignette: > %\VignetteIndexEntry{Using childeswordfreq} %\VignetteEngine{knitr::rmarkdown} %\VignetteEncoding{UTF-8} --- ```r # Only run if the package is installed if (requireNamespace("childeswordfreq", quietly = TRUE)) { childeswordfreq::word_counts(...) } word_file <- system.file("extdata", "word_list.csv", package = "childeswordfreq") output_file <- tempfile(fileext = ".xlsx") word_counts( word_list_file = word_file, output_file = output_file, collection = NULL, language = "eng", age = c(24, 36), sex = c("female", "male") ) ```