#include <fstream>
#incude <iostream>
bool bFileExist = false;
std::fstream _file;
_file.open(strFilePath, std::ios:: in);
if (_file)bFileExist = true;
_file.close();
#incude <iostream>
bool bFileExist = false;
std::fstream _file;
_file.open(strFilePath, std::ios:: in);
if (_file)bFileExist = true;
_file.close();
![【C++】C++中的【文件IO流】使用指南 [手把手代码演示] ＆ [小白秒懂]](https://ucc.alicdn.com/pic/developer-ecology/now2hhzjs27d2_a6978c0c8524483ebcb0bdc21d6e1ff8.png?x-oss-process=image/resize,h_160,m_lfit)
