Symfony 4 Forms: Build, Render & Conquer!
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Learn how to handle forms in Symfony, from basic rendering to form submission and validation. Avoid common pitfalls and add joy back into the form system. Discover the power of Symfony forms in this tutorial.
What you’ll be learning
Yep, forms! One of the most powerful and… confusing features in all of Symfony. Here’s the truth: forms are just plain hard. You need to manage the HTML form elements, validation, data transformation and a lot more. The Form component might be the most complex part of Symfony. But the more you work with it, the more you’ll like it.
So, let’s work with some forms! We’ll learn how to use Symfony forms to handle both simple & complex/ugly situations. Most importantly, I’ll show you how to avoid the pitalls that many developers often fall into that causes the form component to spiral into complexity hell. The form system is a tool: in this tutorial, we’ll put the joy back into it:
Creating a basic form
Basic form rendering and customization
Handling a form submit
Backing your form with an entity
Adding validation
Filling with default data
Creating a form “type” class
Understanding how forms really work
Flash messages
… and bad jokes + form tips & tricks!
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