Ejemplo n.º 1
0
 /**
  * Gets the name (or names) of the primary key field(s) for the object.
  *
  * @return mixed The string (or an array of strings) representing the name(s)
  * of the primary key field(s) for this instance.
  */
 public function getPK()
 {
     if ($this->_pk === null) {
         $this->_pk = $this->xpdo->getPK($this->_class);
     }
     return $this->_pk;
 }