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Newsgroups: comp.lang.forth
From: an...@mips.complang.tuwien.ac.at (Anton Ertl)
Date: Sat, 03 Nov 2007 17:40:30 GMT
Local: Sat 3 Nov 2007 17:40
Subject: Re: RfD: Escaped Strings
m...@iae.nl (Marcel Hendrix) writes: The proposal does not define what the system should do, so the use by >> \ An ambiguous condition exists if a \ is placed before any >> character, other than those defined in 6.2.xxxx S\". >[..] >Why was it necessary to make this an ambiguous condition? a program is an ambiguous condition. >S\" is not used by any systems not represented in the Forth 200x effort. That would require that all systems to support all these codes in >IMHO it is a bit silly (for a standards effort) not to mention all \<char> >codes in use today order to support the proposal, although some are redundant. >and/or to allow future vendor-specific extensions that The standard (and such proposals) describe only the supported >will break portability of code and require work-arounds. interface between programs and systems. There is no mechanism there that forbids systems to have extensions in the areas not specified by the standard (how could such a mechanism work?). We can only hope that system implementors are sensible and do not - anton You must Sign in before you can post messages.
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