function myFunction() { id2="0B9c7WttLh-m7dlMyMmRHWnlQUms"; var f=DriveApp.getFolderById(id2); var f2=f.getFiles(); var c=""; while(f2.hasNext()) { var file = f2.next(); n=file.getName(); idx=file.getId(); Logger.log(idx); c = file.getBlob().getDataAsString(); } var x=c.split("\n"); Logger.log(x[1]); }