niddhogg

// backup service
function makeCopy() {
  // generates the timestamp and stores in variable formattedDate as year-month-date hour-minute-second
  var timeZone = Session.getScriptTimeZone();
  var formattedDate = Utilities.formatDate(new Date(), timeZone, "yyyy-MM-dd' 'HH:mm:ss");
  
  // gets the name of the original file and appends the word "copy" followed by the timestamp stored in formattedDate
  var name = SpreadsheetApp.getActiveSpreadsheet().getName() + " Copy " + formattedDate;