Input and Output

1. General keyword input
   • CALL GETVAL(‘KEYWORD[unit]
     ',VNAME,‘TYPE',DIM1,DIM2,DIM3,DIM4,NDUM,NERR)
   • Example: CALL GETVAL('OILVIS[cp]
     ',OILVIS,'R8',0,0,0,0,NDUM,NERR)
2. Grid element array input
   • CALL GETGRDA (‘KEYWORD ', KARY, NDUM, NERR)
   • Example: CALL GETGRDA (‘SOIL ', 1, NDUM, NERR)
3. Grid element array output
   • CALL GEAOUT (ARRAY_NUMBER,IDIM4,KARY)
   • Example: CALL GEAOUT(N_POIL,1,1)