* [ ] `OPEN path` * [ ] `READ path[,Bn]` (B is byte offset) * [ ] `WRITE path[,Bn]` (B is byte offset) * [ ] `APPEND path` * [ ] `POSITION path[,Rn]` (R is record a.k.a. CR-delimited line number to start at) * [ ] `CLOSE [path]`
OPEN pathREAD path[,Bn](B is byte offset)WRITE path[,Bn](B is byte offset)APPEND pathPOSITION path[,Rn](R is record a.k.a. CR-delimited line number to start at)CLOSE [path]