Run results for: JSON.stringify vs Naive deepEqual

Run details:

User agent: Mozilla/5.0 (Linux; Android 12; SM-G780G) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.101 Mobile Safari/537.36

Browser: Chrome Mobile 98

Operating system: Android

Device Platform: Mobile

Date tested: 3 years ago

Test name	Executions per second
JSON.stringify	274252.2 Ops/sec
Naive deepEqual	3735613.8 Ops/sec

Tests:

JSON.stringify
const data1 = { section: { id: 'test', }, block: { id: 'test', } } const data2 = { section: { id: 'testing', }, block: undefined } function isEqual(a, b) { return JSON.stringify(a) === JSON.stringify(b); } isEqual(data1, data2);
Naive deepEqual
const data1 = { section: { id: 'test', }, block: { id: 'test', } } const data2 = { section: { id: 'testing', }, block: undefined } function isEqual(a, b) { if (a != b) { return false; } if (a == b) { return true; } const hasDifferentProperties = Object.entries(a).some( ([key, value]) => { if (value == null && b[key] != null) { return true; } if (value != null && b[key] == null) { return true; } if (typeof value === 'Object') { return Object.entries(value).some(([k, v]) => v != b[key][k]); } return value != b[key]; }, ); } isEqual(data1, data2);