From 3baa44ab00a2ca2c665a2631eb5880b4117effbd Mon Sep 17 00:00:00 2001 From: Mike Gunderloy Date: Sun, 9 Nov 2008 10:30:14 -0600 Subject: Add collection counters to layouts & rendering guide --- railties/doc/guides/html/layouts_and_rendering.html | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'railties/doc/guides/html') diff --git a/railties/doc/guides/html/layouts_and_rendering.html b/railties/doc/guides/html/layouts_and_rendering.html index 1c9ef8ce24..7138c45853 100644 --- a/railties/doc/guides/html/layouts_and_rendering.html +++ b/railties/doc/guides/html/layouts_and_rendering.html @@ -1305,6 +1305,14 @@ http://www.gnu.org/software/src-highlite --> 
<%= render :partial => "product", :collection => @products, :as => :item %>

With this change, you can access an instance of the @products collection as the item local variable within the partial.

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+Tip +Rails also makes a counter variable available within a partial called by the collection, named after the member of the collection followed by _counter. For example, if you're rendering @products, within the partial you can refer to product_counter to tell you how many times the partial has been rendered.
+

You can also specify a second partial to be rendered between instances of the main partial by using the :spacer_template option:

  • +November 9, 2008: Added partial collection counter by Mike Gunderloy +

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    November 1, 2008: Added :js option for render by Mike Gunderloy

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