RPGLE Logic:
// LOOP UNTIL F3 IS PRESSED
// Validate fields entries
// CALCULATE
// PROTECT & WRITE FIRST SCREEN, OVERLAY SECOND
// CLEAR FIELDS
// REDISPLAY FIRST SCREEN RECORD
//END LOOP
//END PROGRAM
DSPF:
Indicators
**
WRKOBJ vs WRKOBJPDM
DSPLIB vs DSPLIBL
CHGCURLIB vs EDITLIBL
RPGLE vs CLLE command
**
Date manipulation:
%Diff(d’2021-08-13’:%Date():*D);
Age = %Diff(%Date():BirthDate:*Y);
MyDate = %date() + %months(2);