<table id="table">
<tr>
<td><input name="input[0][0]" /></td>
<td><input name="input[0][1]" /></td>
</tr>
<tr>
<td><input name="input[1][0]" /></td>
<td><input name="input[1][1]" /></td>
</tr>
</table>
<script>
var table = document.getElementById('table');
table.addEventListener('change', function(event) {
var input = event.target;
alert(input.name + '=' + input.value);
});
</script>