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Commands with optional arguments (view source)
Revision as of 08:47, 22 June 2015
, 08:47, 22 June 2015Add some % at end-of-lines (not so sure whether they are all correct, but better than before).
\def\doMyNewCommand[#1]#2{%
\iffirstargument
There is an optional parameter: {\bf #1}\par%
\else
No optional parameter\par%
\fi
This is the mandatory text: {\em #2}%
}
\def\doMyNewCommand[#1]#2{%
\iffirstargument
There is an optional parameter: {\bf #1}\par%
\else
No optional parameter\par%
\fi
This is the mandatory text: {\em #2}%
}
\startalignment[center]
\iffirstargument
There is an optional parameter: {\bf #1}\par%
\else
No optional parameter\par%
\fi
This is the mandatory text: {\em #2}%
\stopalignment
}
\def\mynewcommand{\dosingleempty\doMyNewCommand}
\def\doMyNewCommand[#1]#2{%
\startalignment[center]%
\doifsomethingelse{#1}
{There is an optional parameter: {\bf #1}\par}
{No optional parameter\par}
This is the mandatory text: {\em #2}
\stopalignment%
}
\starttext
