loadWorkbook
Loading Microsoft Excel workbooks
Loads or creates a Microsoft Excel '>workbook for further manipulation.
- Keywords
- file
Usage
loadWorkbook(filename, create = FALSE, password = NULL)Arguments
- filename
Filename (absolute or relative) of Excel workbook to be loaded. Supported are Excel '97 (*.xls) and OOXML (Excel 2007+, *.xlsx) file formats. Paths are expanded using
path.expand.- create
Specifies if the file should be created if it does not already exist (default is
FALSE). Note thatcreate = TRUEhas no effect if the specified file exists, i.e. an existing file is loaded and not being recreated ifcreate = TRUE.- password
Password to use when opening password protected files. The default
NULLmeans no password is being used. This argument is ignored when creating new files usingcreate = TRUE.
Value
Note
loadWorkbook is basically just a shortcut form of new("workbook", filename, create) with some additional error checking. As such
it is the preferred way of creating '>workbook instances.
References
Wikipedia: Office Open XML http://en.wikipedia.org/wiki/Office_Open_XML
See Also
'>workbook, saveWorkbook
Examples
# NOT RUN {
# Load existing demo Excel file 'mtcars.xlsx' from the XLConnect package
wb.mtcars <- loadWorkbook(system.file("demoFiles/mtcars.xlsx",
package = "XLConnect"))
# Create new workbook
wb.new <- loadWorkbook("myNewExcelFile.xlsx", create = TRUE)
# NOTE: The above statement does not write the file to disk!
# saveWorkbook(wb.new) would need to be called in order to write/save
# the file to disk!
# clean up
file.remove("myNewExcelFile.xlsx")
# }