Results$='22,33,44,55'
delimiter$ = ','
item1$=GetArrayItem(Results$,delimiter$,2)
item2$=GetArrayItem(Results$,delimiter$,3)
Sum=VAL(item1$)+VAL(item2$)
Message("","Sum")
filename$ = 'C:\path\to\your\file.txt'
line = 5
Results$ = StrFromFile(filename$,line,1)