\newif effects
The command \newif\iffoo set \iffoo to false, and define two commands:
\footrueset\iffooto true\foofalseset\iffooto false
Typical usages are:
\newif\ifdraft\drafttrue
\ifdraft
something...
\else
another...
\fiThe command \newif\iffoo set \iffoo to false, and define two commands:
\footrue set \iffoo to true\foofalse set \iffoo to falseTypical usages are:
\newif\ifdraft\drafttrue
\ifdraft
something...
\else
another...
\fi