Run results for: Delete vs Undefined

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36 Edg/131.0.0.0

Browser: Chrome 131

Operating system: Windows

Device Platform: Desktop

Date tested: 2 months ago

Test name	Executions per second
Delete	33054492.0 Ops/sec
Undefined	27099766.0 Ops/sec

Script Preparation code:

var obj = {
    property : "value"
};

AخA
 
var obj = {    property : "value"};

Tests: