Flowdock
method

key?

Importance_1
Ruby on Rails latest stable (v4.0.2) - 0 notes - Class: 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
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