info/examples/tip/getnuml.tip


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% This macro source file is from the four volume series
% "TeX in Practice" by Stephan von Bechtolsheim, published
% 1993 by Springer-Verlag, New York.
% Copyright 1993 Stephan von Bechtolsheim.
% No warranty or liability is assumed.
% This macro may be copied freely if no fees other than
% media cost or shipping charges are charged and as long
% as this copyright and the following source code itself
% is not changed. Please see the series for further information.
%
% Version: 1.0
% Date: May 1, 1993
%
%
% This source code is documented in 12.5.1, p. II-130.
% Original source in file "par3.TEX", starting line 1150.
\wlog{L: "getnuml.tip" ["par3.TEX," l. 1150, p. II-130]}%
% This file DOES belong to format "texip."
\newcount\ResultNumberOfLines
\def\GetNumberOfLines #1#2{% 
    {% 
        \setbox 0 = \vbox{%
            \hsize = #2
            #1
            \par
            \global\ResultNumberOfLines = \prevgraf
        }%
    }% 
}