is_empty Function
Indicates whether a specified path refers to an empty file or empty directory.
template<class Path>
inline bool is_empty(
const Path& Pval
);
Parameters
- Pval
A Path object. Path can be either a basic_path or a type that is derived from basic_path.
Return Value
If Pval refers to an existing directory, the function returns basic_directory_iterator<Path>(Pval) == basic_directory_iterator<Path>().
If Pval refers to an existing file, the function returns file_size(Pval) == 0.
Remarks
If Pval refers to a path that does not exist, the function throws a basic_filesystem_error.
Requirements
Header: filesystem
Namespace: std::tr2::sys
See Also
Reference
basic_directory_iterator Class