public function releaseHandle()
    {
        if (is_resource($this->handle)) {
            fclose($this->handle);
        }
        $this->handle = null;
    }
public function releaseHandle()
    {
        if (is_resource($this->handle)) {
            fclose($this->handle);
        }
        $this->handle = null;
    }
public function releaseHandle ( ) { if ( is_resource ( $ this -> handle ) ) { fclose ( $ this -> handle ) ; } $ this -> handle = null ; }
Close the handle if opened.
Close the handle if opened .