How to convert a QString to const char *?

[SkripT]

Hi all, QImage::save() needs a const char* with the format string but I have this format in a QString, so I need to do the conversion. I've searched the class QString but I havent' found any method to do it. Anybody knows how to do it?

Thanks.

[wysota]

toLocal8Bit().data()

[sumsin]

public members of QString class in Qt-3.3.4
const char * ascii () const
const char * latin1 () const