Run results for: JSON.srtingify vs react-fast-compare vs _.isEqual

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:121.0) Gecko/20100101 Firefox/121.0

Browser: Firefox 121

Operating system: Ubuntu

Device Platform: Desktop

Date tested: 2 years ago

react-fast-compare

1.2M/s

JSON.stringify

539K/s

lodash

321K/s

View exact numbers

Test name	Executions per second
✓ react-fast-compare	1,208,440 Ops/sec
JSON.stringify	538,915 Ops/sec
lodash	321,184 Ops/sec

HTML Preparation code:

<script src='https://cdn.jsdelivr.net/npm/react-fast-compare@3.2.0/index.min.js'></script>

Script Preparation code:

window.a = {
    ab: {
        hello: "user",
        b: {
            aaa: 123,
            b: ["ggg"]
        },
        c: [{
            hj: "123",
            b: {
                h: "zzz"
            }
        }, {
            ll: "12r"
        }]
    },
    azz: [1, 2, 3, 5]
};

window.b = {
    ab: {
        hello: "user",
        b: {
            aaa: 123,
            b: ["ggg"]
        },
        c: [{
            hj: "123",
            b: {
                h: "zzz"
            }
        }, {
            ll: "12r"
        }]
    },
    azz: [1, 2, 3, 568]
};

Tests:

JSON.stringify
JSON.stringify(window.a) === JSON.stringify(window.b);
react-fast-compare
equal(window.a, window.b)
lodash
_.isEqual(a,b)