biblatex options in the preamble

Hello: The biblatex users guide (Version 1.7, November 13, 2011) on page 44, section 3.1.2.1 says: "The following options may be used in the optional argument to \usepackage as well as in the configuration file and the document preamble." How can I set an option in the preamble? What would be the

Re: biblatex options in the preamble

Csikos Bela írta: >Hello:> > The biblatex users guide (Version 1.7, November 13, 2011)> on page 44, section 3.1.2.1 says:> > "The following options may be used in the optional argument to \usepackage as well as in the configuration file and the document preamble."> > How can I set an option in the