{{alias}}( x, dim )
    Returns the size (i.e., number of elements) of a specified dimension for a
    provided ndarray.

    Parameters
    ----------
    x: ndarray
        Input ndarray.

    dim: integer
        Dimension index. If less than zero, the index is resolved relative to
        the last dimension, with the last dimension corresponding to the value
        `-1`.

    Returns
    -------
    out: integer
        Dimension size.

    Examples
    --------
    > var out = {{alias}}( {{alias:@stdlib/ndarray/zeros}}( [ 4, 2, 3 ] ), 0 )
    4

    See Also
    --------