Run results for: {} vs Map with set and DELETE

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36 Edg/133.0.0.0

Browser: Chrome 133

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Creation: Map

21K/s

Creation: Object

3K/s

View exact numbers

Test name	Executions per second
✓ Creation: Map	20,753 Ops/sec
Creation: Object	3,371 Ops/sec

HTML Preparation code:

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

Script Preparation code:

const d1 = {};

for (let i = 0; i < 10000; i++) {
  	d1[i] = i;
}

const d2 = new Map();

for (let i = 0; i < 10000; i++) {
  	d2.set(i, i);
}

Tests:

DELETE: Object
for (let i1 = 0; i1 < 10000; i1++) { delete d1[i1]; }
DELETE: Map
for (let i2 = 0; i2 < 10000; i2++) { d2.delete(i2); }

Run results for: {} vs Map with set and DELETE

DELETE: Object

DELETE: Map