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About the Author

Kevin Ashley

One of GrapeCity's technical engagement engineers, Kevin Ashley enjoys trying to solve complex coding problems. After graduating from North Carolina State University with a bachelor's degree in Computer Science, he began his career in the software industry at GrapeCity. In his spare time, you can find Kevin playing guitar, drawing, or developing video games.

Recent Posts

SpreadJS Hotfix 11.1.4 Available

SpreadJS Hotfix 11.1.4 is now available for download in the DevChannel and on the download page.

SpreadJS Hotfix 11.1.3 Available

SpreadJS Hotfix 11.1.3 is now available for download in the DevChannel and on the download page.

Using the SpreadJS NPM Package

In this blog, we will go over how to use the Spread.Sheets NPM package in a webpack project.

SpreadJS Hotfix 11.1.2 Available

SpreadJS Hotfix 11.1.2 is now available for download in the DevChannel and on the download page.

How to Create a JavaScript Spreadsheet Report

In this tutorial, we'll show you how to create a JavaScript report template and how to bind data to the template to generate charts and sparklines.

SpreadJS Hotfix 11.1.1 Available

SpreadJS Hotfix 11.1.1 is now available for download in the DevChannel and on the download page.

SpreadJS 11 Service Pack 1 is Released

I'm pleased to announce the release of SpreadJS 11's first service pack! Service Pack 1 includes quite a few great enhancements that brings the user's experience even closer to Excel.

How to create a JavaScript Gantt chart using Spread.Sheets conditional formatting

In this tutorial, we'll see how SpreadJS' Spread.Sheets conditional formatting includes the power to format cell styles according to specific conditions that they can set, allowing us to create a JavaScript Gantt chart.

How to License SpreadJS V11 in Your Application

In addition to all the great new features we introduced in SpreadJS v11, such as charts and more functions support, we’ve also simplified the licensing.  In this blog I'll go over runtime licenses, designer licenses, and how to properly use them in your application.

How to use SpreadJS with React framework

This tutorial demonstrates how to quickly combine SpreadJS with the React framework using the Babel JavaScript compiler in a simple webpage.

Creating a JavaScript March Madness Bracket with Spread.Sheets

In this tutorial, we will go over how to create a JavaScript bracket for the March Madness Basketball Tournament, including a sheet for individuals to make predictions as to which team will win each matchup.

SpreadJS DevChannel 11.0.5 Hotfix Available

This DevChannel update includes bug fixes for SpreadJS.

SpreadJS DevChannel 11.0.4 Hotfix Available

This DevChannel update includes bug fixes for SpreadJS and Server-Side Excel I/O Component updates.

SpreadJS DevChannel 11.0.3 Hotfix Available

This DevChannel update includes bug fixes for Spread JS and Server-Side Excel I/O Component updates.

How to merge multiple Excel workbooks in JavaScript and SpreadJS

Spread.Sheets can easily load Excel workbooks and render them on webpages. In some cases, these workbooks may need to be combined, like monthly reports. As with my other blog about loading specific sheets, we can also utilize hidden workbooks to load all the workbooks first before combining them into one.

Create Angular Spreadsheet Apps with Angular CLI

The Angular CLI (Command Line Interface) has become the most popular addition to the Angular developer’s toolbox, allowing automation of the many challenges that come with developing with Angular, making it easier to get started.  Since Spread.Sheets can work with Angular, it's only natural that developers may want to use Spread.Sheets with the Angular CLI.  This tutorial demonstrates how to automate the creation of a simple Angular application with Spread.Sheets.

Slice and Dice Your Charts with SpreadJS Slicers

Slicers are a newly added feature to Spread.Sheets that gives users the ability to filter their table data in a new way. 

SpreadJS V11 Released

SpreadJS 11's set of JavaScript libraries has been enhanced to solve even more of your spreadsheet and data grid needs.

How to Import a Single Excel Sheet in JavaScript

When working with Excel workbooks in SpreadJS, sometimes only one sheet from a workbook is relevant to your application and what your users are focusing on. In this case, you can use a hidden workbook to load the entire Excel workbook, and then get one of the sheets out of that workbook for your users to interact with.

How to import XLSX from a URL with pure JS logic

The Client-Side ExcelIO component is pure JavaScript logic for importing and exporting Excel files, and is built right into SpreadJS. This is useful when you need to make your application platform-independent. Unlike the Server-Side ExcelIO component, the client-side component doesn’t require Windows Server. You can use this to import files from the user’s system, and to import Excel files hosted on the server using their URLs.