Run results for: Bench fast-json-patch apply vs fast-json-patch mutate

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Browser: Chrome 126

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

FAST JSON-patch mutate

280K/s

FAST JSON-patch no mutate

222K/s

View exact numbers

Test name	Executions per second
✓ FAST JSON-patch mutate	280,485 Ops/sec
FAST JSON-patch no mutate	222,420 Ops/sec

HTML Preparation code:

		<script src="https://cdn.jsdelivr.net/npm/fast-json-patch/dist/fast-json-patch.min.js"></script>

Script Preparation code:

obj1= {
        name: "Argentina",
        cities: [
        {
            name: 'Buenos Aires',
            population: 13028000,
        },
        {
            name: 'Cordoba',
            population: 1430023,
        },
        {
            name: 'Rosario',
            population: 1136286,
        },
        {
            name: 'Mendoza',
            population: 901126,
        },
        {
            name: 'San Miguel de Tucuman',
            population: 800000,
        }
        ]
    };
    
obj2= {
        name: "Argentina",
        cities: [
        {
            name: 'Cordoba',
            population: 1430023,
        },
        {
            name: 'Mendoza',
            population: 901126,
        },
        {
            name: 'San Miguel de Tucuman',
            population: 550000,
        }
        ]
    };

Tests:

FAST JSON-patch no mutate
var diff3 = jsonpatch.compare(obj1, obj2); var objnew = jsonpatch.deepClone(obj1); jsonpatch.applyPatch(objnew, diff3, false, false);
FAST JSON-patch mutate
var diff3 = jsonpatch.compare(obj1, obj2); var objnew = jsonpatch.deepClone(obj1); jsonpatch.applyPatch(objnew, diff3, false, true);