c++ check if file exits
#include <fstream>
#include<iostream>
using namespace std;
int main() {
/* try to open file to read */
ifstream ifile;
ifile.open("b.txt");
if(ifile) {
cout<<"file exists";
} else {
cout<<"file doesn't exist";
}
}c++ how to check whether a file exists?
#include <filesystem>
void do_something()
{
if (std::filesystem::exists(FILE_PATH))
{
std::cout << "yes, that file exists" << std::endl;
}
}Copyright © 2021 Codeinu
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