class BSON::Document

def fetch(key, *args, &block)

Other tags:
    Since: - 4.4.0

Returns:
  • (Object) - The found value. Raises KeyError if none found.

Other tags:
    Yield: - Block returning default value for the given key.

Parameters:
  • default (Object) -- Returned value if key does not exist.
  • key (String, Symbol) -- The key to look up.

Other tags:
    Example: Get an element for the key by symbol with a block default. -
    Example: Get an element for the key by symbol with a default. -
    Example: Get an element for the key. -

Overloads:
  • fetch(key, &block)
  • fetch(key, default)
  • fetch(key) 
def fetch(key, *args, &block)
  key = convert_key(key)
  super(key, *args, &block)
end