refactor benchmark

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Author: jalajk3004

lib/node_modules/@stdlib/stats/base/range/README.md

@@ -38,7 +38,7 @@ The [**range**][range] is defined as the difference between the maximum and mini
 var range = require( '@stdlib/stats/base/range' );
 ```
 
-#### range( N, x, stride )
+#### range( N, x, strideX )
 
 Computes the [range][range] of a strided array `x`.
 
@@ -54,17 +54,15 @@ The function has the following parameters:
 
 -   **N**: number of indexed elements.
 -   **x**: input [`Array`][mdn-array] or [`typed array`][mdn-typed-array].
--   **stride**: index increment for `x`.
+-   **strideX**: stride length for `x`.
 
-The `N` and `stride` parameters determine which elements in `x` are accessed at runtime. For example, to compute the [range][range] of every other element in `x`,
+The `N` and `stride` parameters determine which elements in the strided array are accessed at runtime. For example, to compute the [range][range] of every other element in `x`,
 
 ```javascript
-var floor = require( '@stdlib/math/base/special/floor' );
 
 var x = [ 1.0, 2.0, 2.0, -7.0, -2.0, 3.0, 4.0, 2.0 ];
-var N = floor( x.length / 2 );
 
-var v = range( N, x, 2 );
+var v = range( 4, x, 2 );
 // returns 6.0
 ```
 
@@ -74,18 +72,15 @@ Note that indexing is relative to the first index. To introduce an offset, use [
 
 ```javascript
 var Float64Array = require( '@stdlib/array/float64' );
-var floor = require( '@stdlib/math/base/special/floor' );
 
 var x0 = new Float64Array( [ 2.0, 1.0, 2.0, -2.0, -2.0, 2.0, 3.0, 4.0 ] );
 var x1 = new Float64Array( x0.buffer, x0.BYTES_PER_ELEMENT*1 ); // start at 2nd element
 
-var N = floor( x0.length / 2 );
-
-var v = range( N, x1, 2 );
+var v = range( 4, x1, 2 );
 // returns 6.0
 ```
 
-#### range.ndarray( N, x, stride, offset )
+#### range.ndarray( N, x, strideX, offsetX )
 
 Computes the [range][range] of a strided array using alternative indexing semantics.
 
@@ -99,17 +94,15 @@ var v = range.ndarray( N, x, 1, 0 );
 
 The function has the following additional parameters:
 
--   **offset**: starting index for `x`.
+-   **offsetX**: starting index for `x`.
 
-While [`typed array`][mdn-typed-array] views mandate a view offset based on the underlying `buffer`, the `offset` parameter supports indexing semantics based on a starting index. For example, to calculate the [range][range] for every other value in `x` starting from the second value
+While [`typed array`][mdn-typed-array] views mandate a view offset based on the underlying buffer, the offset parameter supports indexing semantics based on a starting index. For example, to calculate the [range][range] for every other value in `x` starting from the second value
 
 ```javascript
-var floor = require( '@stdlib/math/base/special/floor' );
 
 var x = [ 2.0, 1.0, 2.0, -2.0, -2.0, 2.0, 3.0, 4.0 ];
-var N = floor( x.length / 2 );
 
-var v = range.ndarray( N, x, 2, 1 );
+var v = range.ndarray( 4, x, 2, 1 );
 // returns 6.0
 ```
 
@@ -123,6 +116,7 @@ var v = range.ndarray( N, x, 2, 1 );
 
 -   If `N <= 0`, both functions return `NaN`.
 -   Depending on the environment, the typed versions ([`drange`][@stdlib/stats/base/drange], [`srange`][@stdlib/stats/base/srange], etc.) are likely to be significantly more performant.
+- Both functions support array-like objects having getter and setter accessors for array element access (e.g., [`@stdlib/array/base/accessor`][@stdlib/array/base/accessor]).
 
 </section>
 
@@ -137,16 +131,14 @@ var v = range.ndarray( N, x, 2, 1 );
 ```javascript
 var randu = require( '@stdlib/random/base/randu' );
 var round = require( '@stdlib/math/base/special/round' );
-var Float64Array = require( '@stdlib/array/float64' );
+var linspace = require( '@stdlib/array/base/linspace' );
 var range = require( '@stdlib/stats/base/range' );
 
 var x;
 var i;
 
-x = new Float64Array( 10 );
-for ( i = 0; i < x.length; i++ ) {
-    x[ i ] = round( (randu()*100.0) - 50.0 );
-}
+x = linspace(-50, 50, 10);
+x = x.map(round);
 console.log( x );
 
 var v = range( x.length, x, 1 );
@@ -185,6 +177,8 @@ console.log( v );
 
 [mdn-typed-array]: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/TypedArray
 
+[@stdlib/array/base/accessor]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/array/base/accessor
+
 <!-- <related-links> -->
 
 [@stdlib/stats/base/drange]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/stats/base/drange

lib/node_modules/@stdlib/stats/base/range/benchmark/benchmark.js

@@ -21,8 +21,8 @@
 // MODULES //
 
 var bench = require( '@stdlib/bench' );
-var randu = require( '@stdlib/random/base/randu' );
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
+var linspace = require( '@stdlib/array/linspace/docs/types/index' );
 var pow = require( '@stdlib/math/base/special/pow' );
 var pkg = require( './../package.json' ).name;
 var range = require( './../lib/range.js' );
@@ -38,13 +38,7 @@ var range = require( './../lib/range.js' );
 * @returns {Function} benchmark function
 */
 function createBenchmark( len ) {
-	var x;
-	var i;
-
-	x = [];
-	for ( i = 0; i < len; i++ ) {
-		x.push( ( randu()*20.0 ) - 10.0 );
-	}
+	var x = linspace( 0.0, len, len );
 	return benchmark;
 
 	function benchmark( b ) {