$constants = get_defined_constants(); 
asort($constants); 
echo '<table border="1" width="400" cellpadding="5">'; 
foreach($constants as $k => $v){ 
    if(strpos($k, 'E_') !== 0) 
        continue; 
    printf( 
        '<tr><td>'.$k.'</td><td>%04b</td><td>%04b</td>'. 
        '<td>%04b</td><td>%04b</td><td>'.$v.'</td></tr>',  
        $v >> 12 & 15, $v >> 8 & 15, $v >> 4 & 15, $v & 15 
    ); 
} 
echo '</table>';