how to retrieve RRN value in RPGLE program

Answer Posted / narendra

There are many ways to retrieve the value of RRN in RPG. One way is to use the INFDS (File information data structure) and in data structure define the RRN from pos 397 to 400.
Another way is to use the Keyword RECNO(RRN) while defining the file in the F Spec.

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

When we have a file with Duplicate records and I want to read the unique record from the file. For example a file containing Emp Name as 'Ram' and there are 3 entries of it. So how to read a unique record from File?

509


What is file identifier where we can use?

652


Q:HI friends accually ihave one problem plesase let me know the alternate code of this code. Related field description of code: Add a field, CALvsPRD, "Calendar Day Starts Before/After Production Day" to the parameter set WRKORDER which accepts values 'A' or 'B' o B = Calendar Day Starts Before Production Day o A = Calendar Day Starts After Production Day o Any other value indicates the production and calendar dates are always the same. code: Automatic Execution Of *INZSR Subroutine /Z01 * retrieves WRKORDER field values. /Z01 * Calculate default Production Date and return it to caller. /Z01 * Production date defaults to system date /Z01 C Eval P@Pdate = %DATE() /Z01 * unless Calendar date starts Before PDN(production) date and /Z01 * system time is before PDN Start Time then /Z01 * PDN date is yesterday. /Z01 C If W@CALvsPRD = 'B' and /Z01 C %TIME() < %TIME (W@Strtime) /Z01 C Eval P@Pdate -= %Day(1) /Z01 * unless Calendar date starts After PDN date and /Z01 * system time is *GE PDN(production) Start Time then /Z01 * PDN date is tomorrow. /Z01 C ElseIf W@CALvsPRD = 'A' and W@Strtime > *Zero and /Z01 C %TIME() >= %TIME (W@STrtime) /Z01 C Eval P@Pdate += %Day(1) /Z01 C EndIf /Z01 C Eval *InLr = *On

2013


1. What is bound-by-call and bound-by-reference? 2. Where and why is *Nomain used? 3. What are the difficulties faced by programmers when using service programs? 4. Explain the different ways of parsing and compiling XML in iSeries.

5407


is this a rpg channel?

681






How to handle duplicate error handling in RPG?

1679


What is a record lock error?

1265


How to define data area in RPG program? In which scenario multi occurrence DS is use in AS400?

1561


how can you display specific subfile page on the screen in unequal subfile?

675


When it is desirable to describe files Internally?

1188


how do you use commitment control in rpg?

757


what is kids-rpg?

667


what is the difference between do while and do until?

703


How would display prime numbers using CL program?

5679


Interviewer asked me write down DDS for load all subfile .can anybody write dds

1019