Auto-generated commit

Author: stdlib-bot

CHANGELOG.md

@@ -389,6 +389,7 @@ A total of 15 issues were closed in this release:
 
 <details>
 
+-   [`d30fed0`](https://github.com/stdlib-js/stdlib/commit/d30fed0b3516e362f957aa15d1521b3b3fe6cefd) - **docs:** update examples _(by Athan Reines)_
 -   [`916b907`](https://github.com/stdlib-js/stdlib/commit/916b9073d6cf82262233e835f9bbbaca26d685f0) - **feat:** add `ndarray/vector/ctor` _(by Athan Reines)_
 -   [`9b8f3a8`](https://github.com/stdlib-js/stdlib/commit/9b8f3a8e51b449803b683c7bf394d498de479a5f) - **docs:** update namespace table of contents [(#6996)](https://github.com/stdlib-js/stdlib/pull/6996) _(by stdlib-bot)_
 -   [`603ba97`](https://github.com/stdlib-js/stdlib/commit/603ba974c88f33cb73ba53c69435183ca535ded9) - **docs:** fix parameter names _(by Athan Reines)_

promotion-rules/README.md

@@ -97,28 +97,23 @@ var out = promotionRules( 'foo', 'generic' );
 <!-- eslint no-undef: "error" -->
 
 ```javascript
+var cartesianProduct = require( '@stdlib/array/cartesian-product' );
 var dtypes = require( '@stdlib/ndarray/dtypes' );
+var unzip = require( '@stdlib/utils/unzip' );
+var logEachMap = require( '@stdlib/console/log-each-map' );
 var promotionRules = require( '@stdlib/ndarray/promotion-rules' );
 
-var DTYPES;
-var dt1;
-var dt2;
-var dt;
-var i;
-var j;
-
 // Get the list of supported ndarray data types:
-DTYPES = dtypes();
-
-// Print the promotion rule for each pair of ndarray data types...
-for ( i = 0; i < DTYPES.length; i++ ) {
-    dt1 = DTYPES[ i ];
-    for ( j = 0; j < DTYPES.length; j++ ) {
-        dt2 = DTYPES[ j ];
-        dt = promotionRules( dt1, dt2 );
-        console.log( '(%s, %s) => %s', dt1, dt2, dt );
-    }
-}
+var dt = dtypes();
+
+// Generate a list of data type pairs:
+var pairs = cartesianProduct( dt, dt );
+
+// Split the pairs into separate arrays:
+var args = unzip( pairs );
+
+// Print the promotion rule for each pair of ndarray data types:
+logEachMap( '(%s, %s) => %s', args[ 0 ], args[ 1 ], promotionRules );
 ```
 
 </section>

promotion-rules/examples/index.js

@@ -18,25 +18,20 @@
 
 'use strict';
 
+var cartesianProduct = require( '@stdlib/array/cartesian-product' );
 var dtypes = require( './../../dtypes' );
+var unzip = require( '@stdlib/utils/unzip' );
+var logEachMap = require( '@stdlib/console/log-each-map' );
 var promotionRules = require( './../lib' );
 
-var DTYPES;
-var dt1;
-var dt2;
-var dt;
-var i;
-var j;
-
 // Get the list of supported ndarray data types:
-DTYPES = dtypes();
+var dt = dtypes();
+
+// Generate a list of data type pairs:
+var pairs = cartesianProduct( dt, dt );
+
+// Split the pairs into separate arrays:
+var args = unzip( pairs );
 
-// Print the promotion rule for each pair of ndarray data types...
-for ( i = 0; i < DTYPES.length; i++ ) {
-	dt1 = DTYPES[ i ];
-	for ( j = 0; j < DTYPES.length; j++ ) {
-		dt2 = DTYPES[ j ];
-		dt = promotionRules( dt1, dt2 );
-		console.log( '(%s, %s) => %s', dt1, dt2, dt );
-	}
-}
+// Print the promotion rule for each pair of ndarray data types:
+logEachMap( '(%s, %s) => %s', args[ 0 ], args[ 1 ], promotionRules );