Creates a new LongMap with zero or more key/value pairs.
Creates a new empty LongMap.
Creates a new LongMap from keys and values.
Creates a new LongMap from keys and values.
Equivalent to but more efficient than LongMap((keys zip values): _*).
Creates a new LongMap from arrays of keys and values.
Creates a new LongMap from arrays of keys and values.
Equivalent to but more efficient than LongMap((keys zip values): _*).
Creates a new empty LongMap with the supplied default