.ASCX File Extension
- Developer by: Microsoft
- Category: Web Files
What is an .ASCX file?
.ASCX is ASP.NET User Control File
Web page that can be used as a component by other Web pages; for example, a navigation bar called "navbar.ascx" might be referenced by all pages within a ASP-driven website; a single change to the navbar.ascx file will change the navigation bar in all the other pages.