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Diffstat (limited to 'railties')
| -rw-r--r-- | railties/doc/guides/actionview/layouts_and_rendering.txt | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/railties/doc/guides/actionview/layouts_and_rendering.txt b/railties/doc/guides/actionview/layouts_and_rendering.txt index db6d8b3517..ed56b82ffd 100644 --- a/railties/doc/guides/actionview/layouts_and_rendering.txt +++ b/railties/doc/guides/actionview/layouts_and_rendering.txt @@ -688,6 +688,15 @@ Every partial also has a local variable with the same name as the partial (minus Within the +customer+ partial, the +@customer+ variable will refer to +@new_customer+ from the parent view. +If you have an instance of a model to render into a partial, you can use a shorthand syntax: + +[source, html] +------------------------------------------------------- +<%= render :partial => @customer %> +------------------------------------------------------- + +Assuming that the +@customer+ instance variable contains an instance of the +Customer+ model, this will use +_customer.html.erb+ to render it. + ==== Rendering Collections Partials are very useful in rendering collections. When you pass a collection to a partial via the +:collection+ option, the partial will be inserted once for each member in the collection: |