Controlled vs Uncontrolled Components in React

Controlled vs Uncontrolled Components in React

In this article we will look at the difference between using controlled or uncontrolled components in React both in theory and in practice. If you are not familiar with React components, I advise you to take a look at the React official documentation and tutorials.

In this article we will look at the difference between using controlled or uncontrolled components in React both in theory and in practice. We will try to look at the benefits of using one against the other and the pitfalls that some beginners can fall into. If you are not familiar with React components, I advise you to take a look at the React official documentation and tutorials.

The debate about controlled and uncontrolled inputs in React can start very early on in the journey of new web developers. You might have encountered a lot of articles saying that one method is preferred vs the other, and this can be very true depending on the use-case. It seems that controlled components are widely recommended in the React community, and for good reasons. Even in the uncontrolled components official documentation, the first sentence is:

In most cases, we recommend using controlled components to implement forms.

So let’s deep dive into the subject to understand the difference between both methods. To be able to do so, we need to recall what the DOM is.

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