Functions and CALL Routines |
Category: | External Files |
See: | FINFO Function under Windows UNIX OpenVMS z/OS |
Syntax | |
Arguments | |
Details | |
Comparisons | |
Examples | |
See Also |
Syntax |
FINFO(file-id,info-item) |
is a numeric constant, variable, or expression that specifies the identifier that was assigned when the file was opened, generally by the FOPEN function.
is a character constant, variable, or expression that specifies the name of the file information item to be retrieved.
Details |
FINFO returns the value of a system-dependent information item for an external file. FINFO returns a blank if the value given for info-item is invalid.
Operating Environment Information: The information available on files depends on the operating environment.
Comparisons |
The FOPTNAME function determines the names of the available file information items.
The FOPTNUM function determines the number of system-dependent information items that are available.
Examples |
This example stores information items about an external file in a SAS data set:
data info; length infoname infoval $60; drop rc fid infonum i close; rc=filename('abc','physical-filename'); fid=fopen('abc'); infonum=foptnum(fid); do i=1 to infonum; infoname=foptname(fid,i); infoval=finfo(fid,infoname); output; end; close=fclose(fid); run;
See Also |
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