Run results for: Creating New Object in Loop vs Resetting Object in Loop

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:154.0) Gecko/20100101 Firefox/154.0

Browser: Firefox 154

Operating system: Linux

Device Platform: Desktop

Date tested: 20 days ago

Benchmark engine: Benchmark.js

Reset in Loop

42.3M/s

Create In Loop

39.9M/s

View exact numbers

Test name	Executions per second
✓ Reset in Loop	42,294,296 Ops/sec
Create In Loop	39,916,028 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

const obj = { a : 0.0, b: 0.0, x : 0.0, y :0.0, z :0.0 }

Tests:

Create In Loop
for (let = 0; i < 1000; i++) { const obj2 = { a : 0.0, b: 0.0, x : 0.0, y :0.0, z :0.0 } for (let g = 0; g < 10; g++) { obj2.a += 10; obj2.b += 20; obj2.x += 30 obj2.y += 40 obj2.z += 50 } }
Reset in Loop
for (let = 0; i < 1000; i++) { obj.a = 0.0; obj.b = 0.0; obj.x = 0.0; obj.y = 0.0; obj.z = 0.0; for (let g = 0; g < 10; g++) { obj.a += 10; obj.b += 20; obj.x += 30 obj.y += 40 obj.z += 50 } }