Platforms: Angular, Products: DevExtreme Data Grid, Type: Question, Subject: ExcelJS - excelExporter import { saveAs } from 'file-saver'; Also, refer to DevExtreme - Data Grid - New Excel Export API (CTP in v19.1.) ID: T750995; Created On: 6/18/2019 8:00:56 PM; Modified On: 6/26/2019 12:13:10 AM; Build: 19.1.3 20 Nov 2017 This post talks about how to import or export excel files (xls or xlsx) NET Core MVC or Web API as well. an excel file with some dummy data using NPOI and download the 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17.