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C++でファイルやフォルダが存在するかどうかを確認する
#include <iostream> // cout, endl
#include <sys/stat.h> // stat
int main(void) {
struct stat statFile;
struct stat statDirectory;
struct stat statNothing;
// if file/directory exists, stat() returns 0
// if file/directory does not exist, stat() returns -1
std::cout << stat("file", &statFile) << std::endl;
std::cout << stat("directory", &statDirectory) << std::endl;
std::cout << stat("nothing", &statNothing) << std::endl;
return 0;
}
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