แทนที่ข้อความ ด้วยค่าใน Google Sheets

function MailMerge1() {
 var ss = SpreadsheetApp.getActiveSpreadsheet(),
 SalarySheet=SpreadsheetApp.setActiveSheet(ss.getSheetByName("Salary")),
 TemplateSheet=SpreadsheetApp.setActiveSheet(ss.getSheetByName("Template")),
 header = "A1:G1",
 data="A2:G6",
 template="A1:A4",
 dataRows = SalarySheet.getRange(data).getValues(),
 headerRow = SalarySheet.getRange(header).getValues(),
 numColumns = SalarySheet.getRange(header).getNumColumns(),
 templateRows= TemplateSheet.getRange(template).getValues();
 
 for (var i=0 ; i < dataRows.length ; i++) {
 var newText = templateRows[0][0] + "\n" + 
 "\t" + templateRows[1][0] + "\n" +
 "\t" + templateRows[2][0] + "\n" +
 templateRows[3][0] + "\n"; 
 for (var j = 0 ; j < numColumns -1 ; j++) { 
 newText = newText.replace('{' + headerRow[0][j] + '}', dataRows[i][j]); 
 }
 try { 

 dataRows[i][numColumns-1] = new Date(); 
 } catch (e) {
 
 dataRows[i][numColumns-1] = e.message;
 }
 
 Logger.log(newText);
 }
 
 
 SalarySheet.getRange(data).setValues(dataRows);
 
}