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ruby

Ruby: delete multiple hash keys

Returns a hash that includes everything but the given keys. hash = { a: true, b: false, c: nil} hash.except(:c) # => { a: true, b: false} hash # => { a: true, b: false, c: nil} This is useful for limiting a set of parameters to everything but a few known toggles: @person.update(params[
Jul 24, 2015
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