This RPG program will read your file and remove any invalid characters. If invalid characters are found you can...
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change the value to blanks or zeroes depending on your field type. Array ARY is the total length of the record format.
FPRMCP UF E DISK RENAME(RPRMCP:CPFIX) DARY S 768 DIM(1) C SETOFF 70 C *IN70 DOWEQ '0' C READ CPFIX 70 C 70 LEAVE C MOVEA CPFIX ARY C Z-ADD 0 IN 3 0 C 1 DO 768 IN C ARY(IN) IFLT X'40' C MOVE *BLANKS ARY(IN) C ENDIF C ENDDO C MOVEA ARY CPFIX C UPDATE CPFIX C CLEAR ARY C ENDDO C SETON LR
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