文件关联以后

Question

#include<iostream>
using namespace std;
int main()
{
    freopen("shuchu.txt","w",stdout);
    cout<<"文件内输出";
    fclose(stdout);
    cout<<"文件外输出";
    return 0;
}
有没有方法让第二个COUT可以运行？求大神解答

Answer 1

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

Answer 2

Windows: freopen( "CON", "w", stdout );Linux: freopen( "/dev/tty", "w", stdout );

Answer 3

使用freopen()函数以写入方式w(write)打开输出文件shuchu.txt因为freopen()函数重定向了标准流，使用fclose关闭输出文件,屏幕上不在等待输入数据和不再显示输出结果。