private function _handleDOption($z)
    {
        if ($a = strstr($z, '=')) {
            $z = substr($a, 1); // strip first =
        }
        $this->azDefine[] = $z;
    }
private function _handleDOption($z)
    {
        if ($a = strstr($z, '=')) {
            $z = substr($a, 1); // strip first =
        }
        $this->azDefine[] = $z;
    }
private function _handleDOption ( $ z ) { if ( $ a = strstr ( $ z , '=' ) ) { $ z = substr ( $ a , 1 ) ; // strip first = } $ this -> azDefine [ ] = $ z ; }
This routine is called with the argument to each -D command-line option.
Add the macro defined to the azDefine array.

@param string $z

@return void
This routine is called with the argument to each - D command - line option . Add the macro defined to the azDefine array .