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Article #14692Re: how to print a string directly to a printer using "fprintf" or "printf" ?
From: Richard Yu
Date: Wed, 06 Aug 2003 21:02
Date: Wed, 06 Aug 2003 21:02
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2249 bytes
My printer is a network printer, I tried this code, char *PortName="IP_192.168.0.55 "; FILE *Printer=fopen(PortName,"wb"); fprintf(Printer,"Text:\r\n\n","test string "); it didn't do any thing , don't know why. "Remy Lebeau (TeamB)" <gambit47@yahoo.com> wrote in message news:3f315101$1@newsgroups.borland.com... > > "Richard Yu" <richard@colorselector.com> wrote in message > news:3f314de8@newsgroups.borland.com... > > > in console application, printf sends the string to screen > > That is not entirely accurate. The printf() function sends the string to > STDOUT. If you happen to run the application from a command prompt without > any redirection, then the console screen will be the STDOUT. If, however, > you run the application and redirect its output to somewhere else, then > STDOUT will go to that new destination, ie: > > // outputs to the console screen > C:\> myapp > > // outputs to the standard printer > C:\> myapp > prn > > > how can I send them to printer ? > > If you want to output to the printer regardless of redirection, then you'll > just have to access the printer directly. > > > Gambit > >
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 10cc67,ff83352b6b456ff2 X-Google-Attributes: gid10cc67,public X-Google-ArrivalTime: 2003-08-06 14:12:02 PST From: "Richard Yu" <richard@colorselector.com> Newsgroups: borland.public.cppbuilder.nativeapi References: <3f314de8@newsgroups.borland.com> <3f315101$1@newsgroups.borland.com> Subject: Re: how to print a string directly to a printer using "fprintf" or "printf" ? Date: Wed, 6 Aug 2003 14:02:56 -0700 Lines: 41 X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 5.50.4522.1200 X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4522.1200 NNTP-Posting-Host: 24.207.7.224 Message-ID: <3f316dd1$3@newsgroups.borland.com> X-Trace: newsgroups.borland.com 1060203985 24.207.7.224 (6 Aug 2003 14:06:25 -0700) Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!sn-xit-02!sn-xit-06!sn-xit-09!supernews.com!newsfeed.gamma.ru!Gamma.RU!news.tele.dk!news.tele.dk!small.news.tele.dk!eusc.inter.net!newsfeed01.sul.t-online.de!t-online.de!newsgroups.borland.com!not-for-mail