FolderにSpreadsheetを作成

function createSpreadsheetInfolder(folderID, fileName) {
  var folder = DriveApp.getFolderById(folderID);
  var newSS=SpreadsheetApp.create(fileName);
  var originalFile=DriveApp.getFileById(newSS.getId());
  var copiedFile = originalFile.makeCopy(fileName, folder);
  DriveApp.getRootFolder().removeFile(originalFile);
  return copiedFile;
}