diff options
Diffstat (limited to 'activesupport/lib')
| -rw-r--r-- | activesupport/lib/active_support/core_ext/array/conversions.rb | 19 |
1 files changed, 2 insertions, 17 deletions
diff --git a/activesupport/lib/active_support/core_ext/array/conversions.rb b/activesupport/lib/active_support/core_ext/array/conversions.rb index 3807ee63b1..76ffd23ed1 100644 --- a/activesupport/lib/active_support/core_ext/array/conversions.rb +++ b/activesupport/lib/active_support/core_ext/array/conversions.rb @@ -82,23 +82,8 @@ class Array end end - # Converts a collection of elements into a formatted string by calling - # <tt>to_s</tt> on all elements and joining them. Having this model: - # - # class Blog < ActiveRecord::Base - # def to_s - # title - # end - # end - # - # Blog.all.map(&:title) #=> ["First Post", "Second Post", "Third post"] - # - # <tt>to_formatted_s</tt> shows us: - # - # Blog.all.to_formatted_s # => "First PostSecond PostThird Post" - # - # Adding in the <tt>:db</tt> argument as the format yields a comma separated - # id list: + # Extends <tt>Array#to_s</tt> to convert a collection of elements into a + # comma separated id list if <tt>:db</tt> argument is given as the format. # # Blog.all.to_formatted_s(:db) # => "1,2,3" def to_formatted_s(format = :default) |