To use this script in Google Drive:
- In your spreadsheet, click Tools->Script Editor.
- Paste the contents of Code.gs into the editor.
- Save.
- Select "Allow" when Google asks about permissions.
- Reload your spreadsheet.
You should now see a new file menu option, "Export".
May Sheet is Connact with google form so Msg is Show( plz unlink form firest for Delete redundant sheets.) how to solve this problem
// Delete redundant sheets.
var sheets = destSpreadsheet.getSheets();
for (i = 0; i < sheets.length; i++) {
if (sheets[i].getSheetName() != sheetName){
destSpreadsheet.deleteSheet(sheets[i]);
}