airblade · September 16, 2022 10:41
diff --git a/application.html.erb b/application.html.erb
 <html>
  <head>
    <title><%= title %></title>
    <!-- ... -->
  </head>
  <!-- ... -->
 </html>
diff --git a/application_helper.rb b/application_helper.rb
 module ApplicationHelper
  
  # Accessor for page title.
  #
  # Call with a string to set the title.
  # Call with a hash to translate the title and set the title to the result.
  #
  # Call without arguments to return the title that was previously set or
  # the default translation, falling back to `:site_name`.
  def title(val_or_options = nil)
    case val_or_options
    when String
      content_for :title, val_or_options
    when Hash
      content_for :title, t('.title', **val_or_options)
    when nil
      content_for(:title) ||
        t("#{controller_path.tr '/', '.'}.#{action_name}.title", default: :site_name)
    end
  end
 end
diff --git a/en.yml b/en.yml
 # config/locales/en.yml
 en:
  site_name: My Site
  people:
    index:
      title: People
     show:
      title: "%{name}"
diff --git a/show.html.erb b/show.html.erb
 <%# app/views/people/show.html.erb %>

 <% title name: @person.name %>

 <!-- ... -->
	module ApplicationHelper

	# Accessor for page title.
	#
	# Call with a string to set the title.
	# Call with a hash to translate the title and set the title to the result.
	#
	# Call without arguments to return the title that was previously set or
	# the default translation, falling back to `:site_name`.
	def title(val_or_options = nil)
	case val_or_options
	when String
	content_for :title, val_or_options
	when Hash
	content_for :title, t('.title', **val_or_options)
	when nil
	content_for(:title) \|\|
	t("#{controller_path.tr '/', '.'}.#{action_name}.title", default: :site_name)
	end
	end
	end
	<%# app/views/people/show.html.erb %>

	<% title name: @person.name %>

	<!-- ... -->