function mapRight( x, y, fcn, thisArg ) {
	var xbuf;
	var ybuf;
	var ordx;
	var ordy;
	var len;
	var get;
	var set;
	var ref;
	var shx;
	var shy;
	var sx;
	var sy;
	var ox;
	var oy;
	var ix;
	var iy;
	var i;

	// Cache the total number of elements over which to iterate:
	len = x.length;

	// Cache the input array shape:
	shx = x.shape;
	shy = y.shape;

	// Cache references to the input and output ndarray data buffers:
	xbuf = x.data;
	ybuf = y.data;

	// Cache references to the respective stride arrays:
	sx = x.strides;
	sy = y.strides;

	// Cache the indices of the first indexed elements in the respective ndarrays:
	ox = x.offset;
	oy = y.offset;

	// Cache the respective array orders:
	ordx = x.order;
	ordy = y.order;

	// Cache accessors:
	get = x.accessors[ 0 ];
	set = y.accessors[ 1 ];

	// Cache the reference to the original input array:
	ref = x.ref;

	// Check for a zero-dimensional array...
	if ( shx.length === 0 ) {
		set( ybuf, oy, fcn.call( thisArg, get( xbuf, ox ), 0, ref ) );
		return;
	}
	// Iterate over each element based on the linear **view** index, regardless as to how the data is stored in memory (note: this has negative performance implications for non-contiguous ndarrays due to a lack of data locality)...
	for ( i = len-1; i >= 0; i-- ) {
		ix = vind2bind( shx, sx, ox, ordx, i, MODE );
		iy = vind2bind( shy, sy, oy, ordy, i, MODE );
		set( ybuf, iy, fcn.call( thisArg, get( xbuf, ix ), i, ref ) );
	}
}
Applies a function to each element in an ndarray and assigns the result to an element in an output ndarray, iterating from right to left.

@private
@param {Object} x - object containing input ndarray meta data
@param {string} x.ref - reference to original input ndarray-like object
@param {string} x.dtype - data type
@param {Collection} x.data - data buffer
@param {NonNegativeInteger} x.length - number of elements
@param {NonNegativeIntegerArray} x.shape - dimensions
@param {IntegerArray} x.strides - stride lengths
@param {NonNegativeInteger} x.offset - index offset
@param {string} x.order - specifies whether `x` is row-major (C-style) or column-major (Fortran-style)
@param {Array<Function>} x.accessors - accessors for accessing data buffer elements
@param {Object} y - object containing output ndarray meta data
@param {string} y.dtype - data type
@param {Collection} y.data - data buffer
@param {NonNegativeInteger} y.length - number of elements
@param {NonNegativeIntegerArray} y.shape - dimensions
@param {IntegerArray} y.strides - stride lengths
@param {NonNegativeInteger} y.offset - index offset
@param {string} y.order - specifies whether `y` is row-major (C-style) or column-major (Fortran-style)
@param {Array<Function>} y.accessors - accessors for accessing data buffer elements
@param {Function} fcn - function to apply
@param {*} thisArg - function execution context
@returns {void}

@example
var Complex64Array = require( '@stdlib/array/complex64' );
var Complex64 = require( '@stdlib/complex/float32/ctor' );
var realf = require( '@stdlib/complex/float32/real' );
var imagf = require( '@stdlib/complex/float32/imag' );
var naryFunction = require( '@stdlib/utils/nary-function' );

function scale( z ) {
    return new Complex64( realf(z)*10.0, imagf(z)*10.0 );
}

// Create data buffers:
var xbuf = new Complex64Array( [ 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0 ] );
var ybuf = new Complex64Array( 4 );

// Define the shape of the input and output arrays:
var shape = [ 2, 2 ];

// Define the array strides:
var sx = [ 2, 1 ];
var sy = [ 2, 1 ];

// Define the index offsets:
var ox = 0;
var oy = 0;

// Define getters and setters:
function getter( buf, idx ) {
    return buf.get( idx );
}

function setter( buf, idx, value ) {
    buf.set( value, idx );
}

// Create the input and output ndarray-like objects:
var x = {
    'ref': null,
    'dtype': 'complex64',
    'data': xbuf,
    'length': 4,
    'shape': shape,
    'strides': sx,
    'offset': ox,
    'order': 'row-major',
    'accessors': [ getter, setter ]
};
x.ref = x;

var y = {
    'ref': null,
    'dtype': 'complex64',
    'data': ybuf,
    'length': 4,
    'shape': shape,
    'strides': sy,
    'offset': oy,
    'order': 'row-major',
    'accessors': [ getter, setter ]
};

// Apply the unary function:
mapRight( x, y, naryFunction( scale, 1 ) );

var v = y.data.get( 0 );

var re = realf( v );
// returns 10.0

var im = imagf( v );
// returns 20.0