function wrapper( v, aidx ) {
		ind2sub( view.shape, view.strides, view.offset, view.order, aidx, MODE, cidx ); // eslint-disable-line max-len
		put( idx, cdims, cidx, MODE );
		return clbk.call( thisArg, v, idx.slice(), arr );
	}
Invokes a callback function.

@private
@param {*} v - value
@param {NonNegativeInteger} aidx - current array element index
@returns {*} result