Example of Write Excel in ASP.NET Core Excel (XlsIO) Library

This sample demonstrates how to write Excel documents using XlsIO.

DEMO

SOURCE

Click the "Create Document" button to view the created Excel document. Please note that the Microsoft Excel viewer or Microsoft Excel is required to view the Excel document.

Enter the number of rows

Enter the number of columns

Save As : XLS XLSX

Import on Save

Import on Save option directly serialize data while saving the workbook.

Essential XlsIO allows to create Excel documents efficiently with high performance.

The below table shows the details of Excel (XlsIO) performance for creating an Excel document.

Number of rows and columns	Time taken in ms
10,000 rows and 50 columns	1180 ms
20,000 rows and 50 columns	2670 ms
30,000 rows and 50 columns	5653 ms