Run results for: Lodash.isEqual vs JSON.stringify Equality Comparison for array of objects with nested properties and lots of records

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.84 Safari/537.36

Browser: Chrome 99

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
_.isEqual	950537.3 Ops/sec
JSON.stringify	146837.9 Ops/sec

HTML Preparation code:

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

Script Preparation code:

window.foo = [{accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'merp', ancestors: ['blah', 'merp']}, {accessPath: 'derp', ancestors: ['blah', 'derp']}];
window.foo = [{accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'derp.merp', ancestors: ['blah', 'blah']}, {accessPath: 'merp', ancestors: ['blah', 'merp']}, {accessPath: 'derp', ancestors: ['blah', 'changed']}];

Tests:

_.isEqual
_.isEqual(window.foo, window.bar)
JSON.stringify
JSON.stringify(window.foo) === JSON.stringify(window.bar);

Run results for: Lodash.isEqual vs JSON.stringify Equality Comparison for array of objects with nested properties and lots of records

Test on isEqual performance

_.isEqual

JSON.stringify