$this->mLocalFormat = ($format ? $format : $this->mIntrFormat);
$d = ($strfDateTime ? $strfDateTime : $this->do_strftime($this->mLocalFormat));
$this->parseVal($d);
$this->mLocalFormat = ($format ? $format : $this->mIntrFormat);
$d = ($strfDateTime ? $strfDateTime : $this->do_strftime($this->mLocalFormat));
$this->parseVal($d);