"createFrom"(this, filename, path=NULL, overwrite=FALSE, skip=!overwrite, version=c("4", "3"), methods=c("copy", "create"), clear=FALSE, defValue=0, ..., verbose=FALSE)"copy", the new file is created as a copy of the
    template file.  If "create", the new file is created from
    scratch from the template file.TRUE, the fields of the CEL file are cleared (zeroed),
    otherwise they contain the same information as the source file.numeric value that cleared/allocated elements have.AffymetrixCelFile reference to the new CEL file.
AffymetrixCelFile.