Hi,

You need to set the dataSource property.

const table = document.getElementById('table');

table.columns = [
  { label: 'Name', dataField: 'name' },
  { label: 'Age', dataField: 'age' }
];

table.dataSource = [
  { name: 'John', age: 30 },
  { name: 'Anna', age: 25 }
];

Best regards,
Markov

Smart UI Team
https://www.htmlelements.com/