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Run results for: React createElement vs cloneElement

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36
Chrome 134
Mac OS X 10.15.7
Desktop
25 days ago
Test name Executions per second
createElement 1528215.8 Ops/sec
cloneElement 1520314.2 Ops/sec
HTML Preparation code:
​x
 
1
​
2
​
3
    <script src="https://unpkg.com/react@18/umd/react.development.js"></script>
4
    <script src="https://unpkg.com/react-dom@18/umd/react-dom.development.js"></script>
5
​
6
​
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    <script src="https://unpkg.com/@babel/standalone/babel.min.js"></script>
8
​
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    <div id="root"></div>
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​
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    <script type="text/babel">
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      const container = document.getElementById('root');
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      const root = ReactDOM.createRoot(container);
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    </script>
15
Script Preparation code:
 
const Path = React.createElement('path', {d: "M180-120q-24 0-42-18t-18-42v-600q0-24 18-42t42-18h279v60H180v600h600v-279h60v279q0 24-18 42t-42 18H180Zm202-219-42-43 398-398H519v-60h321v321h-60v-218L382-339Z"});
​
const SVG = React.createElement('svg', {}, Path);
​
root.render(React.createElement(Element, {width: 100}, SVG));
Tests:

  • createElement

     
    function Element({children}) {
    ​
    return React.createElement('svg', {width: 24, height:24}, children)
    ​
    }
    ​
    root.render(React.createElement(Element, {width: 100}, Path))

  • cloneElement

     
    function Element({children}) {
      
      return element = React.cloneElement(children, {width: 24, height:24})
      
    }
    ​
    root.render(React.createElement(Element, {width: 100}, SVG))