= form_for @post do |f|
=f.label :body
=f.text_field :body
=fields_for @category do |c| %>
=c.label :name
=c.text_field :name
fields_forを使えばいい。@category
を@post.category
とかにすれば保存も@post
をするだけでよい
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= form_for @post do |f|
=f.label :body
=f.text_field :body
=fields_for @category do |c| %>
=c.label :name
=c.text_field :name
fields_forを使えばいい。@category
を@post.category
とかにすれば保存も@post
をするだけでよい
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