Answer / dx

first read all records from physical file and move to subfile
then read change records from subfile format by opcode READC
in loop it will work

eg- readc sfl 56
*in56 downe *on
move dspfile physical file
updat sfl
enddo

how to find whether a date format is valid or not in RPG400 not in RPGILE.Can you please write the coding for this sir,i'm new to AS400.Please help.

2 Answers   iGate,

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In how many ways a session/device error occurs,,, and what is the remedy for it?

3 Answers  

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In RPG program one file using as a PRIMARY file while running program some of the records reading twice any body know why its happening

2 Answers  

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Hi Viewers can any body explain me how to update and ahange the already existed data in physical file using subfile ? please explain me with the code if possible?

1 Answers  

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steps for debugging two rpg programs????

4 Answers  

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how do you use commitment control in rpg?

0 Answers   IBM,

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How to read data from Nth member of a physical file containing some X number of members in it? "Provided member names are unknown"

4 Answers  

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1.Can any body share me about thease opcodes with example please.Im new for AS/400.Could u please tell me in real senario? 1.TESTN, 2.EVAL 3.EVALR, TIME, 4.MONITOR 5. ENDMON 6.ON-ERROR 7.COMMIT ROLLBACK?

1 Answers   CSC,

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check existence of one record without using chain or read?

1 Answers   IBM,

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How to handle duplicate error handling in RPG?

0 Answers  

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Can an indexed file be accessed in arrival sequence in RPG?

3 Answers  

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How many program bind in one module....

0 Answers  

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