Op 25 apr. 2012 23:07 schreef "Jim Michaels" <[email protected]> het
volgende:
>
>
> #include <fstream>
> #include <iostream>
> int main(int argc, char * argv[], char * envp[]) {
> int n;
> std::ifstream filein;
> filein.open("somefile.txt", std::ifstream::in);
> if (!filein.good()) {
> filein.close();
> std::cerr << "ERROR: unable to open file \"somefile.txt\"" <<
std::endl;
> return 1;
> }
> filein >> n;
> if (filein.good()) {
> std::cout << n << std::endl;
> }
> while (filein.good()) {
> std::cout << n << std::endl;
> filein >> n;
> }
> filein.close();
> return 0;
> }
>
> somefile.txt contains a 1
> but mingw-w64 outputs
> 1
> 1
> this happens with 20111127. it happens with
>
> I have tried rearranging this to
> #include <fstream>
> #include <iostream>
> int main(int argc, char * argv[], char * envp[]) {
> int n;
> std::ifstream filein;
> filein.open("somefile.txt", std::ifstream::in);
> if (!filein.good()) {
> filein.close();
> std::cerr << "ERROR: unable to open file \"somefile.txt\"" <<
std::endl;
> return 1;
> }
> if (filein.good()) {
> filein >> n;
> std::cout << n << std::endl;
> }
> while (filein.good()) {
> filein >> n;
> std::cout << n << std::endl;
> }
> filein.close();
> return 0;
> }
>
> but it makes no difference. same result. this also happens with mingw
also.
http://lmgtfy.com/?q=c%2B%2B+getline+one+line+too+many
This is not the first time I'm telling you this: this is not a general
programming question mailing list.
This has to be the most easy thing to Google...
Ruben
>
>
>
> -------------
> Jim Michaels
> [email protected]
> [email protected]
> http://JimsComputerRepairandWebDesign.com
> http://JesusnJim.com (my personal site, has software)
> ---
> Computer memory measurements, SSD measurements, microsoft disk size
measurements (note: they will say GB or MB or KB or TB when it is not!):
> [KiB] [MiB] [GiB] [TiB]
> [2^10B=1,024B=1KiB]
> [2^20B=1,048,576B=1MiB]
> [2^30B=1,073,741,824B=1GiB]
> [2^40B=1,099,511,627,776B=1TiB]
> hard disk industry disk size measurements:
> [KB] [MB] [GB] [TB]
> [10^3B=1,000B=1KB]
> [10^6B=1,000,000B=1MB]
> [10^9B=1,000,000,000B=1GB]
> [10^12B=1,000,000,000,000B=1TB]
>
>
>
>
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>
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