７７７８ - 経済統計練習帳

function sample() {
 
 
    var a=new Array();
 
    a[1] = 100;
    a[2] = 200;
    a[3] = 300;
    a[4] = 400;
 
    var container = document.getElementById('memo');
    var items = [
    { x: '100', y: a[1] },
    { x: '110', y: a[2] },
    { x: '120', y: a[3] },
    { x: '130', y: a[4] },
    { x: '140', y: a[4] },
    { x: '150', y: a[4] }
  ];
 
 
 
 
    var dataset = new vis.DataSet(items);
    var options = {};
 
  dataset.add([{ x: '250', y: a[2] }]);
 
 
    var graph2d = new vis.Graph2d(container, dataset, options);
 
}
 
<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="utf-8" />
<title>svgの練習</title>
      <script src="sample.js"></script>
        <script src="jquery.js"></script>
        <script src="vis.js"></script>
         <link href="vis.css" rel="stylesheet" type="text/css" />
        <title>パチンコ</title>
    </head>
    <body onload="sample()">
   <p id="memo"></p>
    </body>
</html>