scrape-html-table.html

<script src="https://code.jquery.com/jquery-3.6.0.min.js" integrity="sha256-/xUj+3OJU5yExlq6GSYGSHk7tPXikynS7ogEvDej/m4=" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/table-to-json@1.0.0/lib/jquery.tabletojson.min.js" integrity="sha256-H8xrCe0tZFi/C2CgxkmiGksqVaxhW0PFcUKZJZo1yNU=" crossorigin="anonymous"></script>
<script type="text/javascript">

  // Basic Usage
  var table = $('#mydata').tableToJSON();
  // table == [{"First Name"=>"Jill", "Last Name"=>"Smith", "Score"=>"disqualified"},
  //           {"First Name"=>"Eve", "Last Name"=>"Jackson", "Score"=>"94"},
  //           {"First Name"=>"John", "Last Name"=>"Doe", "Score"=>"80"},
  //           {"First Name"=>"Adam", "Last Name"=>"Johnson", "Score"=>"67"}]

  console.log(JSON.stringify(table))
  // Ignore first column (name)
  // var table = $('#mydata').tableToJSON({
  //       ignoreColumns: [0]
  // });
  // table == [{"Last Name"=>"Smith", "Score"=>"disqualified"},
  //           {"Last Name"=>"Jackson", "Score"=>"94"},
  //           {"Last Name"=>"Doe", "Score"=>"80"},
  //           {"Last Name"=>"Johnson", "Score"=>"67"}]
</script>