一、取得工作表資料
function ex(){  
  let sheet = "工作表1";
  let ss = SpreadsheetApp.getActiveSpreadsheet();//取得試算表
  let ws = ss.getSheetByName(sheet);//取得工作表
  let rowIndex = 1;
  let colIndex = 1;
  let range = ws.getRange(rowIndex,colIndex, 1 ,4);//範圍
  let values = range.getValues();
  let head = values[0];
  console.log(head);
}