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<?php
namespace src\pdodatabase\elementos;
use Exception;
use src\interfaces\UnidadDeValorInterface;
class Columna implements UnidadDeValorInterface
{
private $_columna;
public function __construct(string $columna)
$this->columnaVacia($columna);
$this->_columna = $columna;
}
public function valor(): string
return $this->_columna;
private function columnaVacia(string $columna)
if(empty($columna))
throw new Exception("columna vacia");
OsvaldoGDelRio /
pdo-database
