LaTeX emphasize shortcut

gistfile1.txt

% Use /important/ for emphasized text and // for a single slash.
\makeatletter
\newtoggle{inSlashEmph}
\togglefalse{inSlashEmph}
\let\emphslash=/
\catcode`\/=\active
\protected\def/{%
\@ifnextchar/{\emphslash\@gobble}{%
\iftoggle{inSlashEmph}{%
\global\togglefalse{inSlashEmph}%
\egroup\xspace%
}{%
\global\toggletrue{inSlashEmph}%
\bgroup\em%
}%
}%
}
%\protected\def/{\@ifnextchar/{\emphslash\@gobble}{\startStopEmph}}
\makeatother