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slice!

slice!(*keys)

Instance Public methods

Replaces the hash with only the given keys. Returns a hash containing the removed key/value pairs.

{ a: 1, b: 2, c: 3, d: 4 }.slice!(:a, :b)
# => {:c=>3, :d=>4}

Links:

https://github.com/rails/rails/blob/f13fce617deb50c91fbe504af5af726ec8b5654d/activesupport/lib/active_support/core_ext/hash/slice.rb#L25

doc_ruby_on_rails

2015-06-20 00:00:00

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