Run results for: deconstruct vs delete

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 14_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0.1 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 14

Operating system: iOS 14.2

Device Platform: Mobile

Date tested: 4 years ago

Test name	Executions per second
delete	8837707.0 Ops/sec
deconstruct	4305018.0 Ops/sec

Script Preparation code:

var obj = {
  foo: 1,
  bar: 2,
}

AخA
 
var obj = {  foo: 1,  bar: 2,}

Tests:

let fullObj = obj;
if (obj.foo) {
	let foo = obj.foo;
	delete obj.foo;
}

 
let fullObj = obj;if (obj.foo) {    let foo = obj.foo;    delete obj.foo;}