定义于头文件<filesystem> classdirectory_iterator; (C++17 起) directory_iterator是一个迭代于目录的directory_entry元素上的遗留输入迭代器(LegacyInputIterator)(但不造访子目录)。迭代顺序是未指定的,除了每个目录条目只被造访一次。跳过特殊路径名dot和dot-dot。 若前移
2)尾迭代器(默认构造的directory_iterator) 示例 运行此代码 #include <fstream>#include <iostream>#include <filesystem>namespacefs=std::filesystem;intmain(){fs::create_directories("sandbox/a/b");std::ofstream("sandbox/file1.txt");std::ofstream("sandbox/file2.txt");for(auto&p:fs::directory...
12. 在C++代码中,我们可以使用std::filesystem::directory_iterator来遍历根目录下的文件和目录: #include<iostream>#include<filesystem>intmain(){std::filesystem::directory_iteratorit("../..");for(constauto&entry:it){std::cout<<entry.path()<<std::endl;}return0;} 1. 2. 3. 4. 5. 6. ...
std; using namespace filesystem; int main(int argc, char** argv) { for (auto& entry:recursive_directory_iterator(argv[1])) { bool isNormalFile = is_regual_file(entry); if (isNormalFile) { const string pathString = entry.path().string(); std::cout << pathString << '\n'; } ...
<<" to zip: "<<zip_strerror(zipArchive) << std::endl; } }for(constauto& entry : std::filesystem::directory_iterator(directoryPath)) {if(entry.is_regular_file()) {CompressFile2Zip( entry.path().generic_u8string(), std::filesystem::relative(entry.path(), rootDirectoryPath) ...
std::cerr << "Failed to add directory " << directoryPath << " to zip: " << zip_strerror(zipArchive) << std::endl; } } for (const auto& entry : std::filesystem::directory_iterator(directoryPath)) { if (entry.is_regular_file()) { ...
在C++17及更高版本中,可以使用<filesystem>库来遍历文件夹: cpp #include <iostream> #include <filesystem> namespace fs = std::filesystem; int main() { for (const auto& entry : fs::directory_iterator(".")) { std::cout << entry.path().filename().st...
预期答案: C++17引入了std::filesystem库,它提供了一套全面的文件系统操作API。这些操作包括文件的创建、删除、查询、路径操作、目录遍历等。主要的类和函数有:path、directory_entry、directory_iterator、recursive_directory_iterator、create_directory、remove、rename、exists、file_size等。 问题11: 请描述C++17中的...
The std::filesystem::create_directory 2-parameter version was changed to call the 1-parameter version, as the underlying CreateDirectoryExW function would use copy_symlink when the existing_p was a symlink. std::filesystem::directory_iterator no longer fails when a broken symlink is found. std...
is_directory()) { CompressDirectory2Zip(rootDirectoryPath, entry.path().generic_u8string(), zipArchive); } } } void CompressDirectory(std::filesystem::path directoryPath, std::filesystem::path zipFilePath) { int errorCode = 0; zip_t* zipArchive = zip_open(zipFilePath.generic_u8string...