method

slice!

Ruby on Rails latest stable (v7.1.3.2) - 0 notes - Class: Hash

1.0.0
1.1.6
1.2.6
2.0.3
2.1.0
2.2.1
2.3.8
3.0.0 (0)
3.0.9 (-5)
3.1.0 (1)
3.2.1 (0)
3.2.8 (0)
3.2.13 (0)
4.0.2 (-6)
4.1.8 (0)
4.2.1 (0)
4.2.7 (0)
4.2.9 (0)
5.0.0.1 (0)
5.1.7 (0)
5.2.3 (0)
6.0.0 (38)
6.1.3.1 (0)
6.1.7.7 (0)
7.0.0 (0)
7.1.3.2 (0)
7.1.3.4 (0)
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}

Show source

# File activesupport/lib/active_support/core_ext/hash/slice.rb, line 10
  def slice!(*keys)
    omit = slice(*self.keys - keys)
    hash = slice(*keys)
    hash.default      = default
    hash.default_proc = default_proc if default_proc
    replace(hash)
    omit
  end

slice!

Related methods