Downloading Google Spreadsheet as XLSX and PDF file by Clicking Button
This is a sample script for downloading Google Spreadsheet to the local PC as a XLSX file and a PDF file when a button on the side bar and the dialog is clicked. This is created with Google Apps Script and HTML&Javascript.
Sample script
Please create new Google Spreadsheet and copy and paste the following scripts to the script editor. And please run openSidebar(). By this, the side bar is opened to the Spreadsheet.