Action View Form Helpers — Ruby on Rails Guides

guides.rubyonrails.org

Forms are a common interface for user input in web applications. However, form markup can be tedious to write and maintain because of the need to handle form controls, naming, and attributes. Rails simplifies this by providing view helpers, which are methods that output HTML form markup. This guide will help you understand the different helper methods and when to use each.After reading this guide, you will know: How to create basic forms, such as a search form. How to work with model-based forms for creating and editing specific database records. How to generate select boxes from multiple types of data. What date and time helpers Rails provides. What makes a file upload form different. How to post forms to external resources and specify setting an authenticity_token. How to build complex forms.