Run results for: React 3 - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser: Chrome 131

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Inline	947123.1 Ops/sec
Reference	892515.5 Ops/sec

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/react/17.0.2/umd/react.production.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/react-dom/17.0.2/umd/react-dom.production.min.js"></script>
<div id="root"></div>

Script Preparation code:

const DEFAULT_PROPS = {c: 1, d: 1};

const clickMe = () => {
	console.log('hello world');
}

function InlineTest(props) {
    const {a, b, c, d} = {...DEFAULT_PROPS, ...props}
    
    return null
}

function ReferenceTest(props) {
    const {a, b, c, d} = React.useMemo(() => ({...DEFAULT_PROPS, ...props}), [props]);
  
    return null
}

Tests:

Inline
ReactDOM.render(React.createElement(InlineTest, { a: 1, b: 2}), document.getElementById('root'))
Reference
ReactDOM.render(React.createElement(ReferenceTest, { a: 1, b: 2}), document.getElementById('root'))