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4 Easy Steps to Create Custom Form in Drupal 8 Web Application
Drupal 8 and Drupal 7 basically have similar API with slight difference. In Drupal 7 form uses the array structure for rendering the data but it has the separate submission and validation function. In Drupal 8 comes with a feature that we can use the html 5 elements like ‘date’,’url’,’range’,’number’,’search’, ‘email’, ‘tel’ etc.
While making forms in drupal 8 we basically make different function. like buildForm for building the form in this function we make the inputbox, selectbox, checkbox.
File structure goes like this:
To make the custom module you have to follow these steps.
Step 1: The first step in creating custom form is to make info.yml file. In that file you have to mention name, package you are using, dependencies etc.
Step 2: Next step is make routing.yml file in that file we basically give the path of that file, permission that who will have access to those content.
Step 3: Next step is to make the form ResumeForm.php file in that file we make various function first function we make is to get the form id. Second function we make is to build the form. In the third function we validate the form and the last function we make is to submit the form.
Read full info here>> 4 Easy Steps to Create Custom Form in Drupal 8 Web Application