---
title: "Altering the ASP NET MVC model with an ActionFilter"
url: https://daily.dev/posts/altering-the-asp-net-mvc-model-with-an-actionfilter-pmu2bzjvz
source_url: https://nodogmablog.bryanhogan.net/2014/01/altering-the-asp-net-mvc-model-with-an-actionfilter
type: article
source: "No Dogma Blog (Bryan Hogan)"
published: 2026-05-31T07:47:04.001Z
updated: 2026-05-31T08:17:22.091Z
tags: ["c#"]
reading_time: 2
upvotes: 0
comments: 0
language: en
---

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# Altering the ASP NET MVC model with an ActionFilter

**[No Dogma Blog \(Bryan Hogan\)](https://daily.dev/sources/bryanhogan)** · 2 min read · 0 upvotes · 0 comments

## Summary

A short guide on using ASP.NET MVC ActionFilters to intercept and modify the model returned from an action method. Covers creating a custom filter by inheriting from ActionFilterAttribute, overriding OnActionExecuted to alter outgoing model values, registering the filter globally via FilterConfig, and using OnActionExecuting to modify incoming action parameters.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://nodogmablog.bryanhogan.net/2014/01/altering-the-asp-net-mvc-model-with-an-actionfilter>

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---

Tags: [#c#](https://daily.dev/tags/c#)

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