isAbsolute
Tests whether this abstract pathname is absolute.
The definition of absolute pathname is system dependent.
On Unix, a pathname is absolute if its prefix is "/".
On Windows, a pathname is absolute if its prefix is a drive specifier followed by "\\", or if its prefix is "\\\\" (a UNC path).
Tests whether this abstract pathname is absolute.
The definition of absolute pathname is system dependent.
On Unix, a pathname is absolute if its prefix is "/".
On Windows, a pathname is absolute if its prefix is a drive specifier followed by "\\", or if its prefix is "\\\\" (a UNC path).