Tabel Kolom Baris PHP

<html>
<head>
<title>Cetak Table</title>
</head>
<body>
<form action="" method="POST">
    <table border="1">
    <tr>
        <td colspan="2" align="center">Input Data</td>
    </tr>
    <tr>
        <td>Kolom</td>
        <td><input type="text" name="kolom" value="" /></td>
    </tr>
    <tr>
        <td>Baris</td>
        <td><input type="text" name="baris" value="" /></td>
    </tr>
    <tr>
        <td colspan="2" align="right"><input type="submit" name="proses" value="PROSES" /></td>
    </tr>
    </table>
</form>
</body>
</html>
<?php
if(isset($_POST['proses'])){
$kolom = (int)$_POST['kolom'];
$baris = (int)$_POST['baris'];
echo "<table border=1>";
for($row=1;$row<=$baris;$row++){
    echo "<tr>";
    for($col=1;$col<=$kolom;$col++){
        echo "<td>kolom $col baris $row</td>";
    }
    echo "</tr>";
}
echo "</table>";
}
?>