# Developing a Custom HTC File

Learn how you can use the properties, methods, and events to create your own HTML component (HTC) files. Learn more about the custom HTC file in documentation.

## Content



Besides using the fpsread.htc file to implement client‑side scripting, you can also use the properties, methods, and events to create your own HTML component (HTC) files.

For examples of how to create your own HTC file, see these examples:

*   [Validating Date on the Client](/spreadnet/docs/latest/online-asp/overview/spweb-clientscriptref/clientscript-overview/clientscript-HTCCustom/clientscript-HTCDateValid)
*   [Formatting Percent Value on the Client](/spreadnet/docs/latest/online-asp/overview/spweb-clientscriptref/clientscript-overview/clientscript-HTCCustom/clientscript-HTCValueFmt)