Svelte Form Validation Example Using Svelte-Forms-Lib and Yup

Hello devs,

In this svelte tutorial, I will show you source code that how to validate a form in svelte. To validate the form before submit I will use yup and svelte-forms-lib package. We can validate a svelte form in many ways. But in this example, I will show you the best procedure to validate a form in svelte using yup.

You know that yup is the best library to validate the js application form. So I am here to show you the good way to validate a svelte form in a svelte application using yup and svelte-forms-lib package. I will show you the real-time error message in this svelte form validation tutorial. Hope you will enjoy it.

So let's see the below example of yup validation with svelte using svelte-forms-lib package

src/App.svelte

Recommended: Passing Props Example Between Components in Svelte

Hope it can help you.