Parsing csv format data from html table using jquery code and download it

download your table generated data as a csv file . using jquery it is very easy to handle that.



<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<a href="#" class="export">Export Table data into Excel</a>
<div id="dvData">
  <table>
    <tr>
      <th>Column One</th>
      <th>Column Two</th>
      <th>Column Three</th>
    </tr>
    <tr>
      <td>row1 Col1</td>
      <td>row1 Col2</td>
      <td>row1 Col3</td>
    </tr>
    <tr>
      <td>row2 Col1</td>
      <td>row2 Col2</td>
      <td>row2 Col3</td>
    </tr>
    <tr>
      <td>row3 Col1</td>
      <td>row3 Col2</td>
      <td>row3 Col3</td>
    </tr>
    <tr>
      <td>row4 'Col1'</td>
      <td>row4 'Col2'</td>
      <td>row4 'Col3'</td>
    </tr>
    <tr>
      <td>row5 &quot;Col1&quot;</td>
      <td>row5 &quot;Col2&quot;</td>
      <td>row5 &quot;Col3&quot;</td>
    </tr>
    <tr>
      <td>row6 "Col1"</td>
      <td>row6 "Col2"</td>
      <td>row6 "Col3"</td>
    </tr>
  </table>
</div> parsing csv file from this table
$(document).ready(function() {

  function exportTableToCSV($table, filename) {

    var $rows = $table.find('tr:has(td)'),

      // Temporary delimiter characters unlikely to be typed by keyboard
      // This is to avoid accidentally splitting the actual contents
      tmpColDelim = String.fromCharCode(11), // vertical tab character
      tmpRowDelim = String.fromCharCode(0), // null character

      // actual delimiter characters for CSV format
      colDelim = '","',
      rowDelim = '"\r\n"',

      // Grab text from table into CSV formatted string
      csv = '"' + $rows.map(function(i, row) {
        var $row = $(row),
          $cols = $row.find('td');

        return $cols.map(function(j, col) {
          var $col = $(col),
            text = $col.text();

          return text.replace(/"/g, '""'); // escape double quotes

        }).get().join(tmpColDelim);

      }).get().join(tmpRowDelim)
      .split(tmpRowDelim).join(rowDelim)
      .split(tmpColDelim).join(colDelim) + '"';

    // Deliberate 'false', see comment below
    if (false && window.navigator.msSaveBlob) {

      var blob = new Blob([decodeURIComponent(csv)], {
        type: 'text/csv;charset=utf8'
      });

      // Crashes in IE 10, IE 11 and Microsoft Edge
      // See MS Edge Issue #10396033
      // Hence, the deliberate 'false'
      // This is here just for completeness
      // Remove the 'false' at your own risk
      window.navigator.msSaveBlob(blob, filename);

    } else if (window.Blob && window.URL) {
      // HTML5 Blob        
      var blob = new Blob([csv], {
        type: 'text/csv;charset=utf-8'
      });
      var csvUrl = URL.createObjectURL(blob);

      $(this)
        .attr({
          'download': filename,
          'href': csvUrl
        });
    } else {
      // Data URI
      var csvData = 'data:application/csv;charset=utf-8,' + encodeURIComponent(csv);

      $(this)
        .attr({
          'download': filename,
          'href': csvData,
          'target': '_blank'
        });
    }
  }

  // This must be a hyperlink
  $(".export").on('click', function(event) {
    // CSV
    var args = [$('#dvData>table'), 'export.csv'];

    exportTableToCSV.apply(this, args);

    // If CSV, don't do event.preventDefault() or return false
    // We actually need this to be a typical hyperlink
  });
});

31 thoughts on “Parsing csv format data from html table using jquery code and download it

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