用c++编写的文件分割器源码！

来源：互联网发布：matlab矩阵代码编辑：程序博客网时间：2024/06/08 01:52

/*只适用于txt，vbe，c，cpp等文件*/

#include <cstdlib>
#include <iostream>
#include <string>
#include <fstream>

using namespace std;

void fengeming(void);
void wenjiangeshu(void);
void fengewenjian(void);

    char srwenjianming[100] = {'/0'};
    char b[500] = {'/0'},fengewjm[50] = {'/0'}, zifu;
    int geshu, i,zifugeshu = 0, j = 1, zifugeshu2;

    ifstream wcin1,wcin2;
    ofstream wout;

int main(int argc, char *argv[])
{
    char no;

    do
    {
        cout << "请输入您要分割的文件名：";
        cin >> srwenjianming;
        cout << "您输入的文件名是：" << srwenjianming << endl << endl;
        cout << "请确认输入是否正确，错误请输入N/n。/n";
        cin >> no;
    }while(no == 'N' || no == 'n');

    wcin1.open(srwenjianming);
    if(wcin1.fail())
    {
         cout << "链接" << srwenjianming << "失败！/n/n";
         cout << "可能原因有：/n";
         cout << "1.文件名输入错误，请查看输入是否正确！/n";
         cout << "2.请确定" << srwenjianming << "是否和此程序在同一个文件夹下！/n/n";

         system("PAUSE");
         exit(1);
    }

    cout << "您想把文件分割成几份？/n/n";

    while(1)
    {
        cin >> geshu;//b

        if ( geshu > 0 && geshu < 10)
            break;
        cout << "您输入的有误，请从新输入！/n/n";
    }

    wenjiangeshu();

    while(wcin1.get(zifu))
    {
        zifugeshu += 1;
    }

    zifugeshu2 = zifugeshu / geshu;

    wcin1.close();

    wcin2.open(srwenjianming);

    fengeming();
    fengewenjian();

    wcin2.close();

    cout << "文件分割成功，谢谢您的使用，再见！/n/n";

system("PAUSE");
return EXIT_SUCCESS;
}

void fengeming()
{
    for (i = 0; srwenjianming[i] != '/0'; i++)
    {

        if (srwenjianming[i] == '.')
        {
            fengewjm[i] = '(';
            fengewjm[i+1] = b[j];
            fengewjm[i+2] = ')';
            for (; srwenjianming[i] != '/0' ; i++)
            {
                fengewjm[i+3] = srwenjianming[i] ;
            }
            break;
        }
        fengewjm[i] = srwenjianming[i];

    }
    j += 1;
    return;
}

void wenjiangeshu()
{
    for (i = 0; i <= geshu; i++)
    {
        b[i] = i+48;
    }
    return;
}

void fengewenjian()
{

    while(geshu)
    {
        wout.open(fengewjm);
        if (wout.fail())
        {
            cout << "抱歉！/n出现未知错误，请重试！/n/n";
            system("PAUSE");
            exit(1);
        }

        for (zifugeshu = zifugeshu2 ; zifugeshu > 0; zifugeshu--)
        {
           wcin2.get(zifu);
           wout << zifu;
        }

        wout.close();
        geshu -= 1;
        fengeming();
    }
    return;
}

/*欢迎大家指点批评！！！！！！！！*/