basic_path::begin Method
Specifies the first component of the stored file name.
iterator begin() const;
Return Value
A filename iterator that specifies the first component of the stored file name.
Remarks
The filename iterator that's returned by begin designates the first present component of the following file name sequence.
The prefix
The root
The path elements, in order
The following conditions apply to a file name iterator X.
X == end() indicates the end of the sequence of components.
*X returns a string that matches the current component.
++X designates the next component in the sequence, if present.
--X designates the preceding component in the sequence, if present.
Requirements
Header: filesystem
Namespace: std::tr2::sys