Run results for: Stringify vs. cloneDeep vs. structuredClone

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36

Browser: Chrome 120

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 10 months ago

Test name	Executions per second
JSON parse and stringify	104696.6 Ops/sec
lodash cloneDeep	59523.3 Ops/sec
structuredClone()	64270.2 Ops/sec

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

var matrixData = {
    horizontalAxisData: [
        // Employees
        {
            id: 'eb2cabbd-c1ca-47f9-a7d7-817d0a51a7a6',
            label: 'Group A0',
            elements: [{
                    id: '7f4f8a1d-6efe-4808-8856-f534c4728536',
                    label: 'Group A1',
                    elements: [{
                            id: '5a644109-31db-4d2c-b632-c8643c775b82',
                            label: 'Group A2',
                            elements: [{
                                    id: 'bc3a57b2-a731-46ba-81aa-8e47c3ec844c',
                                    label: 'Amelia Miller',
                                },
                                {
                                    id: '5d2e8807-3615-4c3c-b724-e62587951049',
                                    label: 'Harper Wilson',
                                },
                                {
                                    id: 'e9d15dbd-ff4c-4552-8318-d9a4b7e59c63',
                                    label: 'Elijah Smith',
                                },
                                {
                                    id: 'bf590ec9-8a64-4416-bd8b-ab7598c9d440',
                                    label: 'Amelia Wilson',
                                },
                                {
                                    id: 'cb0a47c0-6f1e-41d6-91a2-d263f6d1e332',
                                    label: 'Noah Anderson',
                                },
                            ],
                        },
                        {
                            id: '023e771c-366b-4af1-bbf8-69877765e93e',
                            label: 'Millie Abbott',
                        },
                        {
                            id: '02ff5c23-b51e-4304-839c-c140296a27bf',
                            label: 'Oliver Brown',
                        },
                        {
                            id: 'd1b34337-cdbb-4c83-84ae-6a1a526481bb',
                            label: 'Sophia Clark',
                        },
                    ],
                },
                {
                    id: 'ab328408-13e8-49f2-8669-b5e52a08de54',
                    label: 'Liam Davis',
                },
                {
                    id: '7577c07e-846f-4272-82d1-f23a4ce6d329',
                    label: 'Ava Evans',
                },
                {
                    id: '03c6344e-be96-4ba3-b528-b202f382968a',
                    label: 'Lucas Foster',
                },
                {
                    id: '569a77ec-cf2c-493d-97f1-c4afb113a351',
                    label: 'Isabella Green',
                },
            ],
        },
        {
            id: '3fe86ed1-c6b9-4ba2-bafe-c6fa0af89ecd',
            label: 'Group B0',
            elements: [{
                    id: 'b37f6abd-d6ca-469b-bc1a-9c2b1a5b3350',
                    label: 'Amelia Taylor',
                },
                {
                    id: '699b5746-530b-4307-a777-676a12189bdb',
                    label: 'Henry Miller',
                },
                {
                    id: '5640f09a-b605-4b68-8c34-793f600cfae7',
                    label: 'Mia Thomas',
                },
                {
                    id: 'ba632589-d7f3-4927-a66b-8517c349b0a0',
                    label: 'Harper Martin',
                },
                {
                    id: '7789c32f-db8d-423d-9ca1-f66249743631',
                    label: 'Isabella Davis',
                },
            ],
        },
    ],
    verticalAxisData: [
        // Skills
        {
            id: '9c85b9e8-2541-447e-adcf-d566f6c8ea18',
            label: 'Bakery',
            elements: [{
                    id: '2e1efadb-a42f-447e-adcf-b5b07ef3a487',
                    label: 'Bread Baking',
                },
                {
                    id: '2daec260-c0ca-4f36-9e4d-7584b1847199',
                    label: 'Pastry Making',
                },
                {
                    id: 'b948c292-2ccf-4787-ab14-33793fba7808',
                    label: 'Dough Preparation',
                },
                {
                    id: 'e174b8b2-2541-4e61-b6bb-5f5555afec50',
                    label: 'Mixing Ingredients',
                },
                {
                    id: 'fc7628bb-0e45-40f0-9f70-4159d621ffe0',
                    label: 'Baking Techniques',
                },
                {
                    id: 'fd4047e8-03ec-4683-941c-6cd1692613d3',
                    label: 'Yeast Handling',
                },
            ],
        },
        {
            id: 'abc5b9e8-2541-447e-adcf-d566f6c8ea18',
            label: 'Bakery Management',
            elements: [{
                    id: 'e2cf91ef-6a7f-4879-8eac-23c658a2a271',
                    label: 'Inventory Management',
                },
                {
                    id: '9c85b9e8-01ab-4e51-b253-43c01399cb52',
                    label: 'Business Strategy',
                },
                {
                    id: '6146f16d-74e3-4205-aed6-d566f6c8e987',
                    label: 'Customer Relations',
                },
                {
                    id: '14b39f1a-4b72-4bad-9057-56b9d589eefb',
                    label: 'Quality Assurance',
                },
            ],
        },
    ],
    skillsData: [{
            id: 'bc3a57b2-a731-46ba-81aa-8e47c3ec844c',
            skills: [
                {
                    id: '2e1efadb-a42f-447e-adcf-b5b07ef3a487'
                },
                {
                    id: '2daec260-c0ca-4f36-9e4d-7584b1847199'
                },
                {
                    id: 'e174b8b2-2541-4e61-b6bb-5f5555afec50'
                },
                {
                    id: '6146f16d-74e3-4205-aed6-d566f6c8e987'
                },
            ],
        },
        {
            id: '023e771c-366b-4af1-bbf8-69877765e93e',
            skills: [{
                    id: '2e1efadb-a42f-447e-adcf-b5b07ef3a487'
                },
                {
                    id: '2daec260-c0ca-4f36-9e4d-7584b1847199'
                },
                {
                    id: 'e174b8b2-2541-4e61-b6bb-5f5555afec50'
                },
                {
                    id: '6146f16d-74e3-4205-aed6-d566f6c8e987'
                },
            ],
        },
    ],
};

Tests:

JSON parse and stringify
const jsonParseStringify = JSON.parse(JSON.stringify(matrixData));
lodash cloneDeep
const lodashCloneDeep = _.cloneDeep(matrixData);
structuredClone()
const clone = structuredClone(matrixData);

Run results for: Stringify vs. cloneDeep vs. structuredClone

JSON parse and stringify

lodash cloneDeep

structuredClone()