file_size Function
Returns the size, in bytes, of a file that has a specified name.
template<class Path>
unsigned long long file_size(
const Path& Pval
);
Parameters
- Pval
An object of type Path. Path can be either a basic_path or a type that's derived from basic_path.
Return Value
The size, in bytes, of the file that's designated by Pval, or 0 if the size cannot be determined.
Requirements
Header: filesystem
Namespace: std::tr2::sys