Run results for: Update data from Object (Spread vs. Object.assign)

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.80 Safari/537.36

Browser: Chrome 71

Operating system: Linux

Device Platform: Desktop

Date tested: 5 years ago

Test name	Executions per second
Update Object with Object.assign	3649541.0 Ops/sec
Update Object with Spread Operator	42526230.0 Ops/sec

Tests:

Update Object with Object.assign
const imutableObject = { name: 'David Walsh', age: 33, role: "Developer", status: "active" }; const newObject = Object.assign({}, imutableObject, {status: "inactive"});
Update Object with Spread Operator
const imutableObject = { name: 'David Walsh', age: 33, role: "Developer", status: "active" }; const newObject = {...imutableObject, status: "inactive"};