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Diffstat (limited to 'railties/guides')
| -rw-r--r-- | railties/guides/source/active_support_core_extensions.textile | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/railties/guides/source/active_support_core_extensions.textile b/railties/guides/source/active_support_core_extensions.textile index e137eb436f..6bd1e3acbb 100644 --- a/railties/guides/source/active_support_core_extensions.textile +++ b/railties/guides/source/active_support_core_extensions.textile @@ -1625,6 +1625,20 @@ This method is also used in the routes code for building regexps. h3. Extensions to +Range+ +h4. +to_s+ + +Active Support extends the method +Range#to_s+ so that it understands an optional format argument. As of this writing the only supported non-default format is +:db+: + +<ruby> +(Date.today..Date.tomorrow).to_s +# => "2009-10-25..2009-10-26" + +(Date.today..Date.tomorrow).to_s(:db) +# => "BETWEEN '2009-10-25' AND '2009-10-26'" +</ruby> + +As the example depicts, the +:db+ format generates a +BETWEEN+ SQL clause. That is used by Active Record in its support for range values in conditions. + h4. +step+ Active Support extends the method +Range#step+ so that it can be invoked without a block: |