{{alias}}( value )
    Tests if a value is undefined or null.

    Parameters
    ----------
    value: any
        Value to test.

    Returns
    -------
    bool: boolean
        Boolean indicating whether value is undefined or null.

    Examples
    --------
    > var bool = {{alias}}( void 0 )
    true
    > bool = {{alias}}( null )
    true
    > bool = {{alias}}( false )
    false

    See Also
    --------