readXL reads an Excel file, either of type .xls or .xlsx into an R data frame; it provides
a front end to the read_excel function in the readxl package.
excel_sheets is re-exported from the readxl package and reports the
names of spreadsheets in an Excel file.readXL(file, rownames = FALSE, header = TRUE, na = "", sheet = 1, stringsAsFactors = default.stringsAsFactors())
excel_sheets(path)TRUE (the default is FALSE), the first column in the
spreadsheet contains row names.TRUE (the default), the first row in the spreadsheet contains column
(variable) names."".1.TRUE then columns containing character data are converted to
factors; the default is taken from default.stringsAsFactors().read_excel, excel_sheets