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  • <!DOCTYPE html>
    <html>
    
    <head>
      <meta charset="utf-8">
      <title>ZingGrid: Docs Getting Started</title>
      <!--Script Reference[1]-->
      <script nonce="undefined" src="https://cdn.zinggrid.com/zinggrid.min.js"></script>
      <style>
        html,
        body {
          height: 100%;
          width: 100%;
          margin: 0;
          padding: 0;
        }
    
    
    
        zing-grid[loading] {
          height: 277px;
        }
      </style>
    </head>
    
    <body>
      <zing-grid caption="Register Custom Validator" editor>
        <zg-colgroup>
          <zg-column index="first" validator="startsWithUpper"></zg-column>
          <zg-column index="last"></zg-column>
          <zg-column index="number"></zg-column>
        </zg-colgroup>
        <zg-data data='[
            { "first": "Maria", "last": "John", "number": 123 },
            { "first": "David", "last": "Smith", "number": 456 },
            { "first": "Felicity", "last": "Snow", "number": 789 }
          ]'></zg-data>
      </zing-grid>
      <script>
        ZingGrid.setLicense(['26ccbfec16b8be9ee98c7d57bee6e498']);
        let customValidator = function(text) {
          let firstLetter = text[0];
          return firstLetter.toUpperCase() === firstLetter;
        };
        ZingGrid.registerValidator(customValidator, 'startsWithUpper');
      </script>
    </body>
    
    </html>
    <!DOCTYPE html>
    <html>
    
    <head>
      <meta charset="utf-8">
      <title>ZingGrid: Docs Getting Started</title>
      <!--Script Reference[1]-->
      <script src="https://cdn.zinggrid.com/zinggrid.min.js"></script>
    </head>
    
    <body>
      <zing-grid caption="Register Custom Validator" editor>
        <zg-colgroup>
          <zg-column index="first" validator="startsWithUpper"></zg-column>
          <zg-column index="last"></zg-column>
          <zg-column index="number"></zg-column>
        </zg-colgroup>
        <zg-data data='[
            { "first": "Maria", "last": "John", "number": 123 },
            { "first": "David", "last": "Smith", "number": 456 },
            { "first": "Felicity", "last": "Snow", "number": 789 }
          ]'></zg-data>
      </zing-grid>
    </body>
    
    </html>
    html,
    body {
      height: 100%;
      width: 100%;
      margin: 0;
      padding: 0;
    }
    let customValidator = function(text) {
      let firstLetter = text[0];
      return firstLetter.toUpperCase() === firstLetter;
    };
    ZingGrid.registerValidator(customValidator, 'startsWithUpper');