method

key?

Ruby on Rails latest stable (v3.2.13) - 0 notes - Class: ActiveSupport::HashWithIndifferentAccess

key?(key) public

Checks the hash for a key matching the argument passed in:

hash = HashWithIndifferentAccess.new
hash["key"] = "value"
hash.key? :key  # => true
hash.key? "key" # => true

Show source

# File activesupport/lib/active_support/hash_with_indifferent_access.rb, line 88
    def key?(key)
      super(convert_key(key))
    end