Benchmark: test spread baby

Script Preparation code:

window.obj = {
    title: "hello",
    id: "1",
    someArray: [
        {
            id: "1"
        }
    ],
    someOtherThing1: "blah",
    someOtherThing2: "blah",
    someOtherThing3: "blah",
    someOtherThing4: "blah",
    someOtherThing5: "blah",
    someOtherThing6: "blah",
    someOtherThing7: "blah",
    someOtherThing8: "blah",
    someOtherThing9: "blah",
    someOtherThing10: "blah",
    someOtherThing11: "blah",
    someOtherThing12: "blah",
    someOtherThing13: "blah",
    someOtherThing14: "blah",
    someOtherThing15: "blah",
    someOtherThing16: "blah",
    someOtherThing17: "blah",
    someOtherThing18: "blah",
    someOtherThing19: "blah",
    someOtherThing20: "blah",
    someOtherThing21: "blah",
    someOtherThing22: "blah",
    someOtherThing23: "blah",
    someOtherThing24: "blah",
    someOtherThing25: "blah",
    someOtherThing26: "blah",
    someOtherThing27: "blah",
    someOtherThing28: "blah",
};

window.arr = [];

Tests:

spread
window.arr.length = 0; const newObj = {...window.obj}; window.arr.push(newObj);
assign
window.arr.length = 0; const newObj = Object.assign({}, window.obj); window.arr.push(newObj);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
spread
assign

Fastest: N/A

Slowest: N/A

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Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.4 Safari/605.1.15

Browser/OS: Safari 15 on Mac OS X 10.15.7

View result in a separate tab

Test name	Executions per second
spread	1072111.0 Ops/sec
assign	969583.4 Ops/sec

test spread baby (version: 0)

Comparing performance of: spread vs assign

Created: one year ago by: Guest

Jump to the latest result

spread

assign

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A