workhorse function (parser) for importExcel.
importExcelInternal(file, dir = NULL, sheetIndex = 1, min = NULL, max = NULL)
A vector of filenames including the full path if file is not in current working
directory. The file suffix has to be .xlsx
(used since Excel 2007).
Alternative way to supply the directory where the file is located
(default NULL
).
The number of the Excel sheet that contains the grid data.
Optional argument (numeric
, default NULL
)
for minimum rating value in grid.
Optional argument (numeric
, default NULL
)
for maximum rating value in grid.