% 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 4.5.13, p. I-104. % Original source in file "reg2.TEX", starting line 1348. \wlog{L: "box-zero.tip" ["reg2.TEX," l. 1348, p. I-104]}% % This file DOES belong to format "texip." \def\ZeroBox #1{% \wd#1 = 0pt \ht#1 = 0pt \dp#1 = 0pt } \def\ZeroBoxOut #1{% \ZeroBox{#1}% \box#1% }