第8章例题程序代码

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1、//例2#include"stdafx.h"#include#includeusingnamespacestd;voidmain(){ofstreamofile("e:\exp2.txt");if(!ofile)cout<<"fileexp2cannotbeopened"<

2、;ofile<<"王五"<<"25"<<"男"<#includeusingnamespacestd;voidmain(){charch;inty=0;fstreamfile3;file3.open("e:\exp3.txt",ios::out);if(!file3){cout<<"file3cannotb

3、eopened"<='a'&&ch<='z')ch=ch-32;cout<

4、e();file3.open("e:\exp3.txt",ios::in);cout<<"thecontentsoffile3:"<#include#includeusingnamespacestd;voidmain(){charbuf[21];fstreamfile4

5、;file4.open("e:\exp4.txt",ios::out);if(!file4)cout<<"cannotopenfile4!"<>buf;file4<

6、(!file4.eof()){file4.getline(buf,20,'#');cout<#includeusingnamespacestd;voidmain(){intdate[3]={2015,6,15},dat[3];doublepi=3.14159,p;ofstreamfile5("e:\exp5.txt",ios::binary);file5.writ

7、e((char*)date,sizeof(date));file5.write((char*)&pi,sizeof(pi));file5.close();ifstreamfil("e:\exp5.txt",ios::binary);fil.read((char*)dat,sizeof(dat));fil.read((char*)&p,sizeof(p));cout<

8、afx.h"#include#include#includeusingnamespacestd;voidmain(){intnum[2];doublechin[2],eng[2],c[2];ofstreamhome2("e:\score.dat");home2<<"number"<<"chinese"<<"english"<<"c"<