用R,使用XLConnect导入EXCEL文件:
我使用这行语句:s.01<-readWorksheetFromFile(file.path('c:','01.xls'))
执行后报错:Error in (function (classes, fdef, mtable) :
unable to find an inherited method for function ‘readWorksheet’ for signature ‘"workbook", "missing"’
这是什么原因呢?怎么解决?