Share JSXGraph: example "Browser test: display agent and renderer type"

<div id="board-0-wrapper" class="jxgbox-wrapper " style="width: 100%; ">
   <div id="board-0" class="jxgbox" style="aspect-ratio: 1 / 1; width: 100%;" data-ar="1 / 1"></div>
</div>

<script type = "text/javascript"> 
    /*
    This example is licensed under a 
    Creative Commons Attribution 4.0 International License.
    https://creativecommons.org/licenses/by/4.0/
    
    Please note that you have to mention 
    The Center of Mobile Learning with Digital Technology
    in the credits.
    */
    
    const BOARDID = 'board-0';

    const board = JXG.JSXGraph.initBoard(BOARDID, {
        boundingbox: [-1, 5, 5, -1]
    });
    board.create('text', [-0.5, 2.5, function() {
        return 'userAgent: ' + navigator.userAgent;
    }], {
        fontSize: 24,
        parse: false
    });
    board.create('text', [-0.5, 1, function() {
        return 'Renderer: ' + JXG.JSXGraph.rendererType;
    }], {
        fontSize: 24
    });
 </script> 

<jsxgraph width="100%" aspect-ratio="1 / 1" title="Browser test: display agent and renderer type" description="This construction was copied from JSXGraph examples database: https://jsxgraph.org/share/" useGlobalJS="false">
   /*
   This example is licensed under a 
   Creative Commons Attribution 4.0 International License.
   https://creativecommons.org/licenses/by/4.0/
   
   Please note that you have to mention 
   The Center of Mobile Learning with Digital Technology
   in the credits.
   */
   
   const board = JXG.JSXGraph.initBoard(BOARDID, {
       boundingbox: [-1, 5, 5, -1]
   });
   board.create('text', [-0.5, 2.5, function() {
       return 'userAgent: ' + navigator.userAgent;
   }], {
       fontSize: 24,
       parse: false
   });
   board.create('text', [-0.5, 1, function() {
       return 'Renderer: ' + JXG.JSXGraph.rendererType;
   }], {
       fontSize: 24
   });
</jsxgraph>