Ruby on Rails uncapitalize first letter

There is also:

"coolat_cat".camelize(:lower) # => "coolCat"

ruby-on-rails ruby lowercase capitalize

There is no inverse of capitalize, but you can feel free to roll your own:

class String  def uncapitalize     self[0, 1].downcase + self[1..-1]  endend

ruby-on-rails ruby lowercase capitalize

You could also do this with a simple sub:

"Cool".sub(/^[A-Z]/) {|f| f.downcase }

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