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Introduction to Ruby on Rails

Challenge Solution: Comments Form

Explore how to build a comments form in Ruby on Rails using the form_with helper and nested routes. Understand how to set up the form, handle text input, and submit new comments to the associated link. This lesson helps you manage comments in your Rails application effectively.

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Solution

//= link_tree ../images
//= link_directory ../javascripts .js
//= link_directory ../stylesheets .css

Explanation

app/views/links/show.html.erb

Line 15: Use form_withform to yield a form builder object, form. All methods for forms are called on form.

  • Passing [ @link, @link.comments.build ] ...