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Mail Archives: djgpp/2002/04/23/05:00:19

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From: "Alex Vinokur" <alexvn AT bigfoot DOT com>
Newsgroups: comp.lang.c++,comp.os.msdos.djgpp
Subject: setw & notation
Date: Tue, 23 Apr 2002 12:00:57 +0200
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=========================================================
GNU CPP version 3.0.4 (cpplib) (80386, BSD syntax)
GNU C++ version 3.0.4 (djgpp) compiled by GNU C version 3.0.4.
Configured with: ../configure i586-pc-msdosdjgpp --prefix=/dev/env/DJDIR --disable-nls
Thread model: single

Windows-2000
=========================================================


Here is a program and its run-results.

Any explanation?

Thanks in advance.


###### Source C-file : BEGIN ######
// File t2.cpp

#include <iostream>
#include <iomanip>
using namespace std;

// -----------------------
template <typename T1>
void show_it (
 unsigned int show_size_i,
 const T1& value_i
 )
{
  cout.setf (ios::right, ios::adjustfield);
  cout << setw (show_size_i) << value_i << endl;
}


// -----------------------
int main ()
{
#define SHOW_SIZE_CNS 15

  show_it (SHOW_SIZE_CNS, 0.1);
  show_it (SHOW_SIZE_CNS, 0.02);
  show_it (SHOW_SIZE_CNS, 0.003);
  show_it (SHOW_SIZE_CNS, 0.0004);
  show_it (SHOW_SIZE_CNS, 0.00005);
  show_it (SHOW_SIZE_CNS, 0.000006);

  return 0;
}

###### Source C-file : END ########



###### Compilation & Run : BEGIN ######

%gpp  t2.cpp

%a.exe

            0.1
           0.02
          0.003
         0.0004
          5e-05  || MY COMMENT : Why not 0.00005 ?
          6e-06  || MY COMMENT : Why not 0.000006 ?

###### Compilation & Run : END ########


--
====================
  Alex Vinokur
    http://up.to/alexvn
    http://go.to/alexv_math
    mailto:alexvn AT bigfoot DOT com
    mailto:alexvn AT go DOT to
  ====================



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