Run results for: Lodash vs Native JS isEqual

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36

Browser: Chrome 136

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Native lvl 1

16.8M/s

Native lvl 2

8.0M/s

Native lvl 3

5.3M/s

Lodash lvl 1

3.8M/s

Lodash lvl 2

1.8M/s

Lodash lvl 3

1.2M/s

View exact numbers

Test name	Executions per second
✓ Native lvl 1	16,783,590 Ops/sec
Native lvl 2	7,972,930 Ops/sec
Native lvl 3	5,301,557 Ops/sec
Lodash lvl 1	3,769,344 Ops/sec
Lodash lvl 2	1,782,463 Ops/sec
Lodash lvl 3	1,189,204 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.4/lodash.min.js"></script>

Script Preparation code:

function isEqual(x, y) {
  const ok = Object.keys, tx = typeof x, ty = typeof y;
  return x && y && tx === 'object' && tx === ty ? (
    ok(x).length === ok(y).length &&
      ok(x).every(key => isEqual(x[key], y[key]))
  ) : (x === y);
}

// 1 level deep
window.foo1 = { a: 1, b: 2, c: { a: 1, b: 2, c: { a: 1, b: 2 } } };
window.bar1 = { a: 1, b: 3, c: { a: 1, b: 2, c: { a: 1, b: 2 } } };

// 2 levels deep
window.foo2 = { a: 1, b: 2, c: { a: 1, b: 2, c: { a: 1, b: 2 } } };
window.bar2 = { a: 1, b: 2, c: { a: 1, b: 3, c: { a: 1, b: 2 } } };

// 3 levels deep
window.foo3 = { a: 1, b: 2, c: { a: 1, b: 2, c: { a: 1, b: 2 } } };
window.bar3 = { a: 1, b: 2, c: { a: 1, b: 2, c: { a: 1, b: 4 } } };

Tests:

Lodash lvl 1
_.isEqual(window.foo1, window.bar1)
Native lvl 1
isEqual(window.foo1, window.bar1)
Lodash lvl 2
_.isEqual(window.foo2, window.bar2)
Native lvl 2
isEqual(window.foo2, window.bar2)
Lodash lvl 3
_.isEqual(window.foo3, window.bar3)
Native lvl 3
isEqual(window.foo3, window.bar3)