javascript/oojs/introduction/oojs.html

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    <title>Object-oriented JavaScript example</title>
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    <p>This example requires you to enter commands in your browser's JavaScript console (see <a href="https://developer.mozilla.org/en-US/docs/Learn/Common_questions/What_are_browser_developer_tools">What are browser developer tools</a> for more information).</p>
    
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