public function clear()
    {
        for ($i = 0; $i < $this->length(); ++$i) {
            if ($this->offsetExists($i)) {
                $this->offsetUnset($i);
            }
        }
    }
public function clear()
    {
        for ($i = 0; $i < $this->length(); ++$i) {
            if ($this->offsetExists($i)) {
                $this->offsetUnset($i);
            }
        }
    }
public function clear ( ) { for ( $ i = 0 ; $ i < $ this -> length ( ) ; ++ $ i ) { if ( $ this -> offsetExists ( $ i ) ) { $ this -> offsetUnset ( $ i ) ; } } }
Clear all sql queries.
Clear all sql queries .