True if path is absolute: POSIX "/…", a Windows drive "X:\…"/"X:/…",
or a UNC "\…" path. Used so a user-supplied absolute grid path is left
untouched while relative paths are anchored to the case directory.
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| character(len=*), | intent(in) | :: | path |