When OLDREADINTO is specified, the implicit move from the file's record area to the data item specified in the INTO phrase is executed even when the READ is not successful. If NOOLDREADINTO is specified, the MOVE only happens if the READ is successful.
Comments:
When OLDREADINTO is specified, the implicit move from the file's record area to the data item specified in the INTO phrase is executed even when the READ is not successful. If NOOLDREADINTO is specified, the MOVE only happens if the READ is successful.