RoR - Snippet for Join Table Checkboxes

/ Published in: Rails
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Used to create checkboxes to select multiple categories for a post or any other type of applicable situation.

Copy this code and paste it in your HTML
  1. <% for category in Category.find(:all) %>
  2. <%= check_box_tag "post[category_ids][]",, @post.categories.include?(category) %>
  3. <%= %><br />
  4. <% end %>

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