Run results for: defineproperty vs direct assignment, accessing

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.166 Safari/537.36 OPR/79.0.4143.66

Browser: Opera 79

Operating system: Linux

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
a	1.5 Ops/sec
b	1.5 Ops/sec

Tests:

a
var target = {}; var key = 'something'; for (var i=0; i<100; i++) { Object.defineProperty(target, key+i, { value:i }); } for (var j=0; j<100; j++) { for (var i=0; i<100; i++) { console.log(target[key+i]); } }
b
var target = {}; var key = 'something'; for (var i=0; i<100; i++) { target[key+1] = i; } for (var j=0; j<100; j++) { for (var i=0; i<100; i++) { console.log(target[key+i]); } }