write the logic for PAGEUP and PAGEDOWN by using psuedo
conversatation technique?
Answer Posted / ak
Coding is not possible in this forum. Here is the logic.
Suppose you want you display 10 items at a time on the
scren.
1 Declare an array of occurance 10.
2 Read-Next the file and load the records on Array.
3 Send data in the to screen.
4 If user pressed PF8. Take the last record(i.e. 10th in
our case) and perform READ-NEXT from last record onwards.
Store the records on array and send them to screen.
5 If user pressed PF7. Take the last record(i.e. 1st in our
case) and perform READ-PREV from first record onwards.
Store the records on array and send them to screen.
Is This Answer Correct ? | 7 Yes | 3 No |
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