Funciones para convertir un array bidimensional en html

 function array_to_table($tabla) {
 $res = "<table border=1>";
 for ($i = 0; $i < count($tabla); $i++) {
 $res .= "<tr>";
 for ($j = 0; $j < count($tabla[$i]); $j++) {
 $res .= "<td>" . $tabla[$i][$j] . "</td>";
 }
 $res .= "</tr>";
 }
 $res .= "</table>";
 return $res;
 }

 function array_to_table2($tabla) {
 $res = "<table border=1>";
 foreach ($tabla as $n) {
 $res .= "<tr>";
 foreach ($n as $el) {
 $res .= "<td>" . $el . "</td>";
 }
 $res .= "</tr>";
 }
 $res .= "</table>";
 return $res;
 }