These commands are primarily intended for writers of macros and packages. The commands listed here are only a subset of the available ones. For full details, you should consult Chapter 7 of The LaTeX Companion.
\fontencoding{enc}
OT1 and T1.
\fontfamily{family}
cmr for Computer Modern Roman
cmss for Computer Modern Sans Serif
cmtt for Computer Modern Typewriter
\fontseries{series}
m Medium (normal)
b Bold
c Condensed
bc Bold condensed
bx Bold extended
\fontshape{shape}
n Upright (normal)
it Italic
sl Slanted (oblique)
sc Small caps
ui Upright italics
ol Outline
\fontsize{size}{skip}
\baselineskip to use. The unit of both parameters
defaults to pt. A rule of thumb is that the baselineskip should be 1.2
times the font size.
\selectfont
\selectfont is called.
\usefont{enc}{family}{series}{shape}
\fontencoding, \fontfamily,
\fontseries and \fontshape with the given parameters, followed by \selectfont.
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