fillArray__Dart-vs-JS

Speed comparison of Dart vs. JavaScript, filling an array with numbers.

Tests done on: Intel i7 2.9 GHz, Windows 10 64bit

Dart: Dart SDK version: 2.12.2 (stable)

3 test runs with parameters: 1000002, 1000003, 1000004 (to avoid any runtime caching)

fillArray.dart

• 2 ms
• 2 ms
• 3 ms
• AVERAGE: 2.33ms

Compiled (NATIVE .exe) code execution:

• 1 ms
• 1 ms
• 2 ms
• AVERAGE: 1.333ms

growList.dart

• 26 ms
• 21 ms
• 22 ms
• AVERAGE: 23ms

Compiled (NATIVE .exe) code execution:

• 19 ms
• 17 ms
• 16 ms
• AVERAGE: 17.333ms

growDynamicList.dart

• 20ms
• 23ms
• 25ms
• AVERAGE: 22.67ms

Compiled (NATIVE .exe) code execution:

• 19 ms
• 17 ms
• 15 ms
• AVERAGE: 17.0ms

fillArray.js

Brave browser (Version 1.16.68 Chromium: 86.0.4240.111)

• 4.76708984375 ms
• 2.39404296875 ms
• 2.76123046875 ms
• AVERAGE: 3.3ms

fillArrayInt32.js

Deno { deno: "1.5.1", v8: "8.7.220.3", typescript: "4.0.3" }

• 5 ms
• 5 ms
• 6 ms
• AVERAGE: 5.7ms (speed in NodeJS is equivalent)

growArray.js

Brave browser (Version 1.16.68 Chromium: 86.0.4240.111)

• 20.570068359375 ms
• 21.253173828125 ms
• 19.4140625 ms
• AVERAGE: 20.4ms