function q($query, $arr = array())
{
$q = \Fw\Db::prepare($query);
$q->execute($arr);
return $q;
}
function update()
{
$this->get_fields();
$arr = array();
$query = "update " . $this->_table . " set ";
foreach ($this->_field_list as $v) {
$query .= "{$v} = ?,";
$arr[] = $this->{$v};
}
$query = substr($query, 0, -1);
$query = $query . " where " . $this->_pk . " = " . $this->{$this->_pk};
$p = Db::prepare($query);
$p->execute($arr);
}
/**
* @param $query
* @param array $arr
*
*/
function q($query, $arr = array())
{
$q = Db::prepare($query);
$q->execute($arr);
}