Boolean Column Type

Full Code

<!DOCTYPE html>
<html class="zg-html">

<head>
  <meta charset="utf-8">
  <title>ZingGrid: Simple Grid</title>
  <script nonce="undefined" src="https://cdn.zinggrid.com/dev/zinggrid-dev.min.js"></script>
  <style>
    .zg-body {
      background: #e6e6e6;
    }

    .zg-body zing-grid[loading] {
      height: 400px;
    }

    zing-grid[loading] {
      height: 403px;
    }
  </style>
</head>

<body class="zg-body">
  <zing-grid caption="<code>boolean</code> Column Type" search sort editor-controls>
    <zg-colgroup>
      <zg-column index="val" editor="disabled" header="Without Column Type"></zg-column>
      <zg-column index="val" type="boolean" header="With Column Type"></zg-column>
    </zg-colgroup>
    <zg-data data='[
        {
          "id": 1,
          "val": "true"
        },
        {
          "id": 2,
          "val": false
        },
        {
          "id": 3,
          "val": 1
        },
        {
          "id": 4,
          "val": 0
        },
        {
          "id": 5,
          "val": "Hello World!"
        }
      ]'></zg-data>
  </zing-grid>
  <script>
    ZingGrid.setLicense(['26ccbfec16b8be9ee98c7d57bee6e498']);
  </script>
</body>

</html>