Excel spreadsheets are useful in organizing, managing, and computing data. Similarly, HTML is useful for displaying content in the browser. Both formats are handy in their specific use cases. There might be cases where you have to show excel data on websites. In those cases, HTML would be the better format to use. To achieve this, you will have to convert the required Excel file to HTML. In light of this, we will learn how to convert Excel to HTML using C++.