Run results for: Lodash.isEqual vs JSON.stringify Equality Deep Comparison for Shallow Array of Strings.

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:139.0) Gecko/20100101 Firefox/139.0

Browser: Firefox 139

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

_.isEqual

1.5M/s

JSON.stringify

985K/s

View exact numbers

Test name	Executions per second
✓ _.isEqual	1,549,496 Ops/sec
JSON.stringify	985,390 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 = [
    'cat',
    'dog',
    'bird',
    {
        banana: {
            color: 'yellow'
        },
    },
];
window.bar = [{
        banana: {
            color: 'yellow'
        },
    },
    'cat',
    'dog',
    'bird',
];

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 Deep Comparison for Shallow Array of Strings.

Test on isEqual performance

_.isEqual

JSON.stringify