Module ActiveSupport::CoreExtensions::Hash::Except
In: vendor/rails/activesupport/lib/active_support/core_ext/hash/except.rb

Return a hash that includes everything but the given keys. This is useful for limiting a set of parameters to everything but a few known toggles: 

  @person.update_attributes(params[:person].except(:admin))

Methods

except   except!  

Public Instance methods

except(*keys)

Returns a new hash without the given keys.

[Source]

    # File vendor/rails/activesupport/lib/active_support/core_ext/hash/except.rb, line 12
12:         def except(*keys)
13:           dup.except!(*keys)
14:         end
except!(*keys)

Replaces the hash without the given keys.

[Source]

    # File vendor/rails/activesupport/lib/active_support/core_ext/hash/except.rb, line 17
17:         def except!(*keys)
18:           keys.map! { |key| convert_key(key) } if respond_to?(:convert_key)
19:           keys.each { |key| delete(key) }
20:           self
21:         end

[Validate]