React toast. An implementation with the Context API and hooks

How to add Gmail toasts to our React application using hooks and the Context API

Gerardo Fernández
4 min readJun 29, 2020

In this article I want to tell you how we can add to an application made with React a warning system like the one that Gmail implements to notify the different actions we do on emails:

For this we will use the React API Context and hooks, which will allow us to implement this feature in very few steps and in a simple way.

I think it is a very interesting exercise to practice with these two React features, so I hope you find it interesting. At the end of the article you can find a link to the project’s CodeSandbox in case you want to see what I tell you in this article in more detail.

Let’s go there!

Creating the ToastContext

The first thing we will do is create our ToastContext inside the contexts/ToastContext file.

Let’s see its content first and then we will explain the most relevant parts:

  • In line 8 we will use the hook useState to store the…



Gerardo Fernández

Entre paseo y paseo con Simba desarrollo en Symfony y React