ref: 01272ec75cde8d296d2749ecd377af1e3bd5a9df
dir: /examples/variable.orca/
......................................... .#.VARIABLES.#........................... ......................................... .#.WRITE.#............................... ......................................... .aV1.bV2.cV3............................. ......................................... .#.READ.#................................ ......................................... ..Va..Vb..Vc............................. ..1...2...3.............................. ......................................... ......................................... ......................................... ......................................... ......................................... .........................................