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author | Sebastian Martinez <sebastian@wyeworks.com> | 2011-08-15 20:20:28 -0300 |
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committer | Sebastian Martinez <sebastian@wyeworks.com> | 2011-08-15 20:20:28 -0300 |
commit | 308595739c32609ac5b167ecdc6cb6cb4ec6c81f (patch) | |
tree | ae53554d3aae8eaced3a28e3986cad13b5435067 /activesupport/lib/active_support/core_ext | |
parent | 583d7c15c301f15f1e997a06e15b55a2e7bf794f (diff) | |
download | rails-308595739c32609ac5b167ecdc6cb6cb4ec6c81f.tar.gz rails-308595739c32609ac5b167ecdc6cb6cb4ec6c81f.tar.bz2 rails-308595739c32609ac5b167ecdc6cb6cb4ec6c81f.zip |
Document Hash#extract!.
Diffstat (limited to 'activesupport/lib/active_support/core_ext')
-rw-r--r-- | activesupport/lib/active_support/core_ext/hash/slice.rb | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/core_ext/hash/slice.rb b/activesupport/lib/active_support/core_ext/hash/slice.rb index d7fb2da0fb..0484d8e5d8 100644 --- a/activesupport/lib/active_support/core_ext/hash/slice.rb +++ b/activesupport/lib/active_support/core_ext/hash/slice.rb @@ -30,6 +30,8 @@ class Hash omit end + # Removes and returns the key/value pairs matching the given keys. + # {:a => 1, :b => 2, :c => 3, :d => 4}.extract!(:a, :b) # => {:a => 1, :b => 2} def extract!(*keys) result = {} keys.each {|key| result[key] = delete(key) } |