Run results for: _.isEqual vs Object.is

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 SberBrowser/19.0.0.0

Browser: Chrome 127

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Object.is()

3.2M/s

_.isEqual

3.2M/s

View exact numbers

Test name	Executions per second
✓ Object.is()	3,201,936 Ops/sec
_.isEqual	3,164,010 Ops/sec

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.4/lodash.min.js"></script>

Script Preparation code:

window.obj = {};

for (var i = 0, len = 1000; i < len; i++) {
    obj['key' + i] = 'value' + i;
}

window.obj1 = {};

for (var j = 0, len = 1000; j < len; j++) {
    obj1['key' + j] = 'value' + j;
}

Tests:

_.isEqual
_.isEqual(window.obj, window.obj2);
Object.is()
Object.is(window.obj, window.obj2)