Click on HTML table and get row number (with Javascript, not jQuery)

Question

I would like to know how to click on a button in an HTML table and get the row and column number returned to me: For example, with the following table:

Answer 1

Try this:

function  getId(element) {
    alert("row" + element.parentNode.parentNode.rowIndex + 
    " - column" + element.parentNode.cellIndex);
}

<table>
  <tr>
    <td><input type="button" value="button" onclick="getId(this)"></td>
    <td><input type="button" value="button" onclick="getId(this)"></td>
    <td><input type="button" value="button" onclick="getId(this)"></td>
  </tr>
  <tr>
    <td><input type="button" value="button" onclick="getId(this)"></td>
    <td><input type="button" value="button" onclick="getId(this)"></td>
    <td><input type="button" value="button" onclick="getId(this)"></td>
  </tr>
  <tr>
    <td><input type="button" value="button" onclick="getId(this)"></td>
    <td><input type="button" value="button" onclick="getId(this)"></td>
    <td><input type="button" value="button" onclick="getId(this)"></td>
  </tr>
</table>

Answer 2

Most generic version of @Gremash js function

function  getId(element) {
    alert("row" + element.closest('tr').rowIndex + 
    " -column" + element.closest('td').cellIndex);
}