01: $custom_keys = get_post_custom_keys();
02: if ($custom_keys) {
03:     $outdata = "<table>";
04:     foreach ($custom_keys as $key) {
05:         if ( "_" != substr($key,0,1) ) {  
06:             $outdata .= "<tr><td>";
07:             $outdata .= $key;    
08:             $outdata .= "</td><td>";
09:             $valuearray = get_post_custom_values($key);
10:             $outdata .= implode(",",$valuearray);
11:             $outdata .= "</td></tr>";
12:         }
13:     }
14:     $outdata .= "</table>";
15: }
16: echo $outdata;