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Run results for:
es-toolkit.isEqual vs fast-deep-equal vs fast-equal
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=625690" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/145.0.0.0 Safari/537.36
Browser:
Chrome 145
Operating system:
Windows
Device Platform:
Desktop
Date tested:
2 months ago
Test name
Executions per second
es-toolkit isEqual
683861.3 Ops/sec
fast-deep-equal
2168384.5 Ops/sec
window['fast-equals'].deepEqual
2386478.2 Ops/sec
window['fast-equals'].strictDeepEqual
344599.8 Ops/sec
HTML Preparation code:
<script src="https://cdn.jsdelivr.net/npm/es-toolkit@%5E1"></script> <script src="https://cdn.jsdelivr.net/npm/fast-equals@5.0.1"></script>
Script Preparation code:
function equal(a, b) { if (a === b) return true; if (a && b && typeof a == 'object' && typeof b == 'object') { if (a.constructor !== b.constructor) return false; var length, i, keys; if (Array.isArray(a)) { length = a.length; if (length != b.length) return false; for (i = length; i-- !== 0;) if (!equal(a[i], b[i])) return false; return true; } if ((a instanceof Map) && (b instanceof Map)) { if (a.size !== b.size) return false; for (i of a.entries()) if (!b.has(i[0])) return false; for (i of a.entries()) if (!equal(i[1], b.get(i[0]))) return false; return true; } if ((a instanceof Set) && (b instanceof Set)) { if (a.size !== b.size) return false; for (i of a.entries()) if (!b.has(i[0])) return false; return true; } if (ArrayBuffer.isView(a) && ArrayBuffer.isView(b)) { length = a.length; if (length != b.length) return false; for (i = length; i-- !== 0;) if (a[i] !== b[i]) return false; return true; } if (a.constructor === RegExp) return a.source === b.source && a.flags === b.flags; if (a.valueOf !== Object.prototype.valueOf) return a.valueOf() === b.valueOf(); if (a.toString !== Object.prototype.toString) return a.toString() === b.toString(); keys = Object.keys(a); length = keys.length; if (length !== Object.keys(b).length) return false; for (i = length; i-- !== 0;) if (!Object.prototype.hasOwnProperty.call(b, keys[i])) return false; for (i = length; i-- !== 0;) { var key = keys[i]; if (!equal(a[key], b[key])) return false; } return true; } // true if both NaN, false otherwise return a!==a && b!==b; }; // 1 level deep var data = [ { description: 'equal numbers', value1: 1, value2: 1, equal: true, }, { description: 'not equal numbers', value1: 1, value2: 2, equal: false, }, { description: 'number and array are not equal', value1: 1, value2: [], equal: false, }, { description: '0 and null are not equal', value1: 0, value2: null, equal: false, }, { description: 'equal strings', value1: 'a', value2: 'a', equal: true, }, { description: 'big object', value1: { prop1: 'value1', prop2: 'value2', prop3: 'value3', prop4: { subProp1: 'sub value1', subProp2: { subSubProp1: 'sub sub value1', subSubProp2: [ 1, 2, { prop2: 1, prop: 2 }, 4, 5, ], }, }, prop5: 1000, prop6: new Date(2016, 2, 10), }, value2: { prop5: 1000, prop3: 'value3', prop1: 'value1', prop2: 'value2', prop6: new Date('2016/03/10'), prop4: { subProp2: { subSubProp1: 'sub sub value1', subSubProp2: [ 1, 2, { prop2: 1, prop: 2 }, 4, 5, ], }, subProp1: 'sub value1', }, }, equal: true, }, ];
Tests:
es-toolkit isEqual
data.forEach((item) => { _.isEqual(item.value1, item.value2); });
fast-deep-equal
data.forEach((item) => { equal(item.value1, item.value2); });
window['fast-equals'].deepEqual
data.forEach((item) => { window['fast-equals'].deepEqual(item.value1, item.value2); });
window['fast-equals'].strictDeepEqual
data.forEach((item) => { window['fast-equals'].strictDeepEqual(item.value1, item.value2); });