Benchmark: JavaScript spread operator vs Object.assign performance 12

Script Preparation code:

const firstObject = { sampleData: 'Hello world' }
const secondObject = { moreData: 'foo bar' }

Tests:

Using the spread operator
const finalObject = { ...firstObject, ...secondObject };
Using Object.assign
const finalObject = Object.assign({}, firstObject, secondObject);

Rendered benchmark preparation results:

Previous results

Test case name	Result
Using the spread operator
Using Object.assign

Latest run results:

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JavaScript spread operator vs Object.assign performance 12 (version: 0)