clean up kable_as_image documentation
diff --git a/R/kable_as_image.R b/R/kable_as_image.R
index ed4bb29..48e47a4 100644
--- a/R/kable_as_image.R
+++ b/R/kable_as_image.R
@@ -6,7 +6,7 @@
#' rmarkdown environment. It is a "better than nothing" solution to print high
#' quality tables in rmarkdown Word document. By using this, you need to take
#' the responsibility of explaining to your collaborators why they can't make
-#' edits to the tables in Word. 😂
+#' edits to the tables in Word.
#'
#' Also, if a filename is provided, user has the option to "save" the table to
#' an image file like `ggplot2::ggsave()`.
@@ -28,8 +28,6 @@
#' @param keep_pdf A T/F option to control if the mid-way standalone pdf should
#' be kept. Default is `FALSE`.
#'
-#' @examples kable_as_image(knitr::kable(mtcars, "latex", booktabs = TRUE), "mtcars")
-#'
#' @export
kable_as_image <- function(kable_input, filename = NULL,
file_format = "png",
@@ -39,7 +37,7 @@
"\\documentclass[border=1mm, preview]{standalone}",
"\\usepackage[active,tightpage]{preview}",
"\\usepackage{varwidth}",
- "\\usepackage{amssymb,amsmath}",
+ "\\usepackage{amssymb, amsmath}",
"\\usepackage{ifxetex,ifluatex}",
"\\usepackage{fixltx2e}",
"\\usepackage{polyglossia}",