Yurttas/PL/OOL/Cplusplus/F/06/01/io 15.cpp

 1/*
 2   Copyright(C) 1998
 3   All Rights Reserved. Salih Yurttas, ZCubes, BitsOfCode Software Systems, Inc..
 4
 5   Permission to use, copy, modify, and distribute this
 6   software and its documentation for EDUCATIONAL purposes
 7   and without fee is hereby granted provided that this
 8   copyright notice appears in all copies.
 9
10   date   : January 1, 1998.
11   author : Salih Yurttas.
12
13   io_15.cpp
14*/
15
16
17#include <iostream>
18
19#include <fstream>
20
21using namespace std;
22
23ofstream T("io_15.out");
24
25int main(int argc, char* argv[]) {
26
27  float f=1234.57;
28
29  T << endl;
30  T << "1--";
31  T << endl;
32
33  T << f << endl;
34
35  T << endl;
36  T << "2--";
37  T << endl;
38
39  T.setf(ios::scientific, ios::floatfield); // use scientific format
40
41  T << f << endl;
42
43  T << endl;
44  T << "3--";
45  T << endl;
46
47  T.setf(0, ios::floatfield); // reset to default, i.e., general format
48
49  T << f << endl;
50
51}