text: /**
  * @license Apache-2.0
  *
  * Copyright (c) 2021 The Stdlib Authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *    http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
  
  'use strict';
  
  var uniform = require( '@stdlib/random/base/uniform' );
  var filledarray = require( '@stdlib/array/filled' );
  var ahaversinBy = require( './../lib' );
  
  function accessor( v, i ) {
  	if ( (i%3) === 0 ) {
  		// Simulate a "missing" value...
  		return;
  	}
  	return v;
  }
  
  var x = filledarray( 0.0, 10, 'generic' );
  var y = filledarray( null, 10, 'generic' );
  
  var i;
  for ( i = 0; i < x.length; i++ ) {
  	x[ i ] = uniform( 0.0, 1.0 );
  }
  console.log( x );
  console.log( y );
  
  ahaversinBy.ndarray( x.length, x, 1, 0, y, -1, y.length-1, accessor );
  console.log( y );
  