% 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 3.3.14, p. I-60. % Original source in file "reg1.TEX", starting line 1659. \wlog{L: "valdecpo.tip" ["reg1.TEX," l. 1659, p. I-60]}% % This file DOES belong to format "texip." \InputD{imodn.tip} \InputD{absval.tip} \InputD{rangetst.tip} \InputD{doloop.tip} \catcode`\@ = 11 \newcount\@ValueOfDecimalPosition \newcount\@ValueOfDecimalPositionLoopCount \def\ValueOfDecimalPosition #1#2#3{% \CheckRange{#2}{0}{9}{\string\ValueOfDecimalPosition: \#2 must be in the range 0 .. 9}% \AbsoluteValue{#1}{\@ValueOfDecimalPosition}% \DoLoop{\@ValueOfDecimalPositionLoopCount}{1}{1}{#2}% {\global\divide\@ValueOfDecimalPosition by 10}% \IModN{\@ValueOfDecimalPosition}{10}{#3}% } \catcode`\@ = 12