Open a file from which data are read (input file).
The file is available across all nested procedure files. You can, for
example, issue the
READ command from more than one
OPEN-I filenumber path
filenumber is a number between 1 and 4.
path is as follows:
Open Test.ncp as input file 1:
OPEN-I 1 Test.ncp
Open the file defined by the variable
#FILESPEC as input file 2:
OPEN-I 2 #FILESPEC
OPEN-I was successful.
OPEN-I was not successful.)