Nothing is returned by exportQuodata() and exportSAS(). Function exportExcelMacro() returns a boolean, FALSE if a file with name 'pod.xlsm' already exists, TRUE otherwise.
Details
The output of exportQuodata can be used on the QuoData website (http://quodata.de/content/validation-qualitative-pcr-methods-single-laboratory).
Function exportExcelMacro() creates an Excel macro in the specified directory. Existing files (older versions for instance) will not be overwritten! To create the macro in the current directory, set destination to "" (Windows) or "." (Linux), respectively.