method
to_fs
v7.1.3.4 -
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Class: Array
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- What's this?
to_fs(format = :default)
public
Extends Array#to_s to convert a collection of elements into a comma separated id list if :db argument is given as the format.
This method is aliased to to_formatted_s.
Blog.all.to_fs(:db) # => "1,2,3" Blog.none.to_fs(:db) # => "null" [1,2].to_fs # => "[1, 2]"