method

compact

Ruby on Rails latest stable (v6.1.7.7) - 0 notes - Class: Hash

1.0.0
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1.2.6
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5.1.7 (10)
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6.0.0
6.1.3.1
6.1.7.7
7.0.0
7.1.3.2
What's this?

Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v5.2.3) is shown here.

These similar methods exist in v6.1.7.7:

ActionView::PathSet#compact
ActiveSupport::HashWithIndifferentAccess#compact
ActionController::Parameters#compact

compact() public

Returns a hash with non nil values.

hash = { a: true, b: false, c: nil }
hash.compact        # => { a: true, b: false }
hash                # => { a: true, b: false, c: nil }
{ c: nil }.compact  # => {}
{ c: true }.compact # => { c: true }

Show source

# File activesupport/lib/active_support/core_ext/hash/compact.rb, line 12
    def compact
      select { |_, value| !value.nil? }
    end

compact

Related methods

Method deprecated or moved

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