C++文件寫入
阿新 • • 發佈:2017-06-09
nbsp stream getline pre ret outfile cin.get 字符 class
#include <iostream> #include <fstream> using namespace std; int main() { char data[100]; ofstream outfile; // outfile.open("test.txt",ios::out|ios::in);文件打開模式可以省略,ofstream就是寫對象 //test.txt如果不存在會自動創建 outfile.open("test.txt"); outfile << "hello c++"; cout << "writing something" << endl; cin.getline(data,100); outfile << data << endl; cin >> data; cin.ignore();//用來忽略指定字符 outfile << data << endl; outfile.close(); return 0; }
C++文件寫入