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From: steven@pacific.csl.uiuc.edu (Steven Parkes)
Newsgroups: comp.std.c
Subject: Re: How to write Trigraph like character sequences in a string (was: Re: to "OR" or not to "OR")
Message-ID: <1991May31.133330.1149@roundup.crhc.uiuc.edu>
Date: 31 May 91 13:33:30 GMT
References: <1991May28.191122.15749@ncsu.edu> <1991May28.210421.9656@unlv.edu> <1991May28.231253.5226@csrd.uiuc.edu> <RICHARD.91May29092137 <1157@mwtech.UUCP> <1991May31.014720.2477@tkou02.enet.dec.com>
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Organization: Coordinated Science Laboratory, University of Illinois
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|> >puts("               4) ??\!");

|> >2) and 3) should work OK, [...] I'm not quite sure about 4)

|> It works.

(4) is not guaranteed to work because '\!' is not a valid ANSI escape.  The
result of using '\!' (or any other invalid escape sequence) is undefined.