diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext/array/random_access.rb')
| -rw-r--r-- | activesupport/lib/active_support/core_ext/array/random_access.rb | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/activesupport/lib/active_support/core_ext/array/random_access.rb b/activesupport/lib/active_support/core_ext/array/random_access.rb index edac7278bc..9a6b5e9b79 100644 --- a/activesupport/lib/active_support/core_ext/array/random_access.rb +++ b/activesupport/lib/active_support/core_ext/array/random_access.rb @@ -1,10 +1,10 @@ class Array # Backport of Array#sample based on Marc-Andre Lafortune's http://github.com/marcandre/backports/ - # Returns a random element or +n+ random elements from the array. + # Returns a random element or +n+ random elements from the array. # If the array is empty and +n+ is nil, returns <tt>nil</tt>. if +n+ is passed, returns <tt>[]</tt>. - # - # [1,2,3,4,5,6].sample # => 4 - # [1,2,3,4,5,6].sample(3) # => [2, 4, 5] + # + # [1,2,3,4,5,6].sample # => 4 + # [1,2,3,4,5,6].sample(3) # => [2, 4, 5] # [].sample # => nil # [].sample(3) # => [] def sample(n=nil) |