1// dynamic function to cteate table out of 2d arrays
2function createTable(element, tableData) {
3  
4  // creating table elements
5  var table = document.createElement('table');
6  // creating table body <tbody> element
7  var tableBody = document.createElement('tbody');
8
9  // creating rows based on first diamention datas
10  tableData.forEach(function(rowData) {
11    var row = document.createElement('tr');
12
13    // creating cells in each row based on second diamention datas
14    rowData.forEach(function(cellData) {
15      var cell = document.createElement('td');
16      // adding array item to it's cell
17      cell.appendChild(document.createTextNode(cellData));
18      // adding the cell to it's row
19      row.appendChild(cell);
20    });
21
22    // adding each row to table body
23    tableBody.appendChild(row);
24  });
25
26  // adding table body to table
27  table.appendChild(tableBody);
28  // adding table to document body
29  element.appendChild(table);
30}
31
32// example
33createTable(
34  document.getElementById('my-table'), 
35  [
36    ['r1, c1', ' r1, c2'], 
37    ['r2, c1', ' r2, c2']
38  ]
39);
40