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Run results for: React useCallback hook vs inline function

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Run details:
Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36
Chrome 132
Android
Desktop
one month ago
Test name Executions per second
Inline 285082.2 Ops/sec
Hooks 429352.5 Ops/sec
HTML Preparation code:
AخA
 
1
<script src="https://cdnjs.cloudflare.com/ajax/libs/react/16.13.1/umd/react.production.min.js"></script>
2
<script src="https://cdnjs.cloudflare.com/ajax/libs/react-dom/16.13.1/umd/react-dom.production.min.js"></script>
3
<div id="root"></div>
Script Preparation code:
​x
 
function ComponentWithInlineFunction() {
  const clickMe = evt => evt.preventDefault();
  return React.createElement('button', {onClick: clickMe}, 'Click me!');
}
​
function ComponentWithUseCallback() {
  const clickMe = React.useCallback(evt => evt.preventDefault(), []);
  return React.createElement('button', {onClick: clickMe}, 'Click me!');
}
Tests:

  • Inline

     
    ReactDOM.render(React.createElement(ComponentWithInlineFunction), document.getElementById('root'))

  • Hooks

     
    ReactDOM.render(React.createElement(ComponentWithUseCallback), document.getElementById('root'))