From chemistry-request@server.ccl.net Wed Mar 13 15:10:08 2002 Received: from donkeykong.gpcc.itd.umich.edu (smtp@[141.211.2.163]) by server.ccl.net (8.11.6/8.11.0) with ESMTP id g2DKA8p09520 for ; Wed, 13 Mar 2002 15:10:08 -0500 Received: from amidar.gpcc.itd.umich.edu (amidar.gpcc.itd.umich.edu [141.211.2.209]) by donkeykong.gpcc.itd.umich.edu (8.8.8/4.3-mailhub) with ESMTP id PAA26781; Wed, 13 Mar 2002 15:10:02 -0500 (EST) Received: from localhost (manojp@localhost) by amidar.gpcc.itd.umich.edu (8.9.1a/5.1-client) with ESMTP id PAA02456; Wed, 13 Mar 2002 15:10:02 -0500 (EST) Precedence: first-class Date: Wed, 13 Mar 2002 15:10:02 -0500 (EST) From: Manoj Pal X-X-Sender: To: Krzysztof Radacki cc: CCL Subject: Re: CCL:small linux/c++ question. In-Reply-To: <000701c1caa4$3ae3a7d0$0300a8c0@attbi.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Hi Krzysztof, You can do it with a couple of lines of code in C/C++: ---------------------------------------------------------- char string_after_conversion[10000]; //make it big int int_to_convert; //read an int in int_to_convert sprintf(string_after_conversion, "%d", int_to_convert); ---------------------------------------------------------- printf("%s\n",string_after_conversion); //verify... bye, .====================================================================. | | | | Manoj Pal | Even a stopped clock tells | | Graduate Student | the right time twice a day | | Department of Chemistry | | | University of Michigan | | | Ann Arbor, Michigan | http://www.manojpal.cjb.net | | USA | Email: pal_m@mailcity.com | | | | '====================================================================' On Wed, 13 Mar 2002, Mark Thompson wrote: > > Dear Krzysztof, > > I've appended an implementation that I've used in the past. It creates the > string in inverted order and reverses it at the end. All the usual caveats > about making sure the argument s[] is big enough apply... > > Mark > > ================================= > Mark Thompson, Ph.D. > Planaria Software > Seattle, WA. > http://www.arguslab.com > ================================= > > > void Itoa (int n, char s[]) > { > int i, j, c, sign; > > if ((sign = n) < 0) {n = -n;} > > i = 0; > > do > { > s[i++] = (n % 10) + '0'; > } while ((n /= 10) > 0); > > > if (sign < 0) {s[i++] = '-';} > > s[i] = '\0'; > > for (i = 0, j = strlen(s) - 1; i < j; i++, j--) > { > c = s[i]; > s[i] = s[j]; > s[j] = c; > } > } > > > > -----Original Message----- > > From: Computational Chemistry List [mailto:chemistry-request@ccl.net]On > > Behalf Of Krzysztof Radacki > > Sent: Wednesday, March 13, 2002 3:43 AM > > To: CCL > > Subject: CCL:small linux/c++ question. > > > > > > Dear CCL'ers > > I have a little bit out of topic question. > > Currently I'm translating my program from Borland C++ > > to gcc and I can't find a function itoa in gcc (it > > converts integer to string). > > I would be quite happy if someone could explaine me how > > to do it in gcc. > > > > MfG > > Krzysztof > > > > p.s. > > because it's realy out-of-topic maybe better if answer > > would be addressed directly to my e-mail not to ccl. > > > > > > -- > > Dr. K.Radacki > > Department of Chemistry > > Catalysis and Advanced Materials Section > > Imperial College, London > > > > CHEMISTRY@ccl.net -- To Everybody | CHEMISTRY-REQUEST@ccl.net -- > > To Admins > > CHEMISTRY-SEARCH@ccl.net -- archive search | Gopher: > > gopher.ccl.net 70 > > Ftp: ftp.ccl.net | WWW: http://www.ccl.net/chemistry/ | Jan: > > jkl@ccl.net > > > > > > > > > > > > > > > -= This is automatically added to each message by mailing script =- > CHEMISTRY@ccl.net -- To Everybody | CHEMISTRY-REQUEST@ccl.net -- To Admins > MAILSERV@ccl.net -- HELP CHEMISTRY or HELP SEARCH > CHEMISTRY-SEARCH@ccl.net -- archive search | Gopher: gopher.ccl.net 70 > Ftp: ftp.ccl.net | WWW: http://www.ccl.net/chemistry/ | Jan: jkl@ccl.net > > > > >