Functions and CALL Routines |
Returns the number of information items that are available for
an external file.
-
file-id
-
is a numeric variable that specifies the
identifier that was assigned when the file was opened, generally by the FOPEN
function.
Operating Environment Information: The number, value, and type of information items that are available depend
on the operating environment. ![[cautionend]](../../../../common/63294/HTML/default/images/cautend.gif)
This example opens the external file with the fileref
MYFILE and determines the number of system-dependent file information items
available:
%let fid=%sysfunc(fopen(myfile));
%let infonum=%sysfunc(foptnum(&fid));
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Functions:
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See the Examples in the FOPTNAME
Function. |
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