method
slice!
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v6.1.3.1 -
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Class: Hash
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- What's this?
slice!(*keys)
public
Replaces the hash with only the given keys. Returns a hash containing the removed key/value pairs.
hash = { a: 1, b: 2, c: 3, d: 4 } hash.slice!(:a, :b) # => {:c=>3, :d=>4} hash # => {:a=>1, :b=>2}