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| author | Mike Gunderloy <MikeG1@larkfarm.com> | 2008-11-09 10:30:14 -0600 |
|---|---|---|
| committer | Mike Gunderloy <MikeG1@larkfarm.com> | 2008-11-09 10:30:32 -0600 |
| commit | 3baa44ab00a2ca2c665a2631eb5880b4117effbd (patch) | |
| tree | 6df20d27ab20a9cd3004a1cbb1c8a5ce329fc343 /railties/doc/guides/source | |
| parent | 6babecf8625b3e2e3cded201248f4b10eeb274e6 (diff) | |
| download | rails-3baa44ab00a2ca2c665a2631eb5880b4117effbd.tar.gz rails-3baa44ab00a2ca2c665a2631eb5880b4117effbd.tar.bz2 rails-3baa44ab00a2ca2c665a2631eb5880b4117effbd.zip | |
Add collection counters to layouts & rendering guide
Diffstat (limited to 'railties/doc/guides/source')
| -rw-r--r-- | railties/doc/guides/source/layouts_and_rendering.txt | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/railties/doc/guides/source/layouts_and_rendering.txt b/railties/doc/guides/source/layouts_and_rendering.txt index 2f39c70e8c..2cba53b94c 100644 --- a/railties/doc/guides/source/layouts_and_rendering.txt +++ b/railties/doc/guides/source/layouts_and_rendering.txt @@ -877,6 +877,8 @@ When a partial is called with a pluralized collection, then the individual insta With this change, you can access an instance of the +@products+ collection as the +item+ local variable within the partial. +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: [source, html] @@ -933,6 +935,7 @@ In this case, Rails will use the customer or employee partials as appropriate fo http://rails.lighthouseapp.com/projects/16213-rails-guides/tickets/15[Lighthouse ticket] +* November 9, 2008: Added partial collection counter by link:../authors.html#mgunderloy[Mike Gunderloy] * November 1, 2008: Added +:js+ option for +render+ by link:../authors.html#mgunderloy[Mike Gunderloy] * October 16, 2008: Ready for publication by link:../authors.html#mgunderloy[Mike Gunderloy] * October 4, 2008: Additional info on partials (+:object+, +:as+, and +:spacer_template+) by link:../authors.html#mgunderloy[Mike Gunderloy] (not yet approved for publication) |