Sample 42964: Retrieve the last modified file in a directory
This macro code on the Full Code tab creates a macro variable called LATEST that contains the last
modified file in a directory.
When invoking the macro, the parameter should be the directory that contains the files to be checked.
This macro is currently written to run on Windows, but there is also commented code that can be used if running in a UNIX operating environment.
These sample files and code examples are provided by SAS Institute
Inc. "as is" without warranty of any kind, either express or implied, including
but not limited to the implied warranties of merchantability and fitness for a
particular purpose. Recipients acknowledge and agree that SAS Institute shall
not be liable for any damages whatsoever arising out of their use of this material.
In addition, SAS Institute will provide no support for the materials contained herein.
%macro search(path);
filename test pipe "dir &path /od /t:w /b";
/** Change the filename above to the following to run on UNIX **/
/** filename test pipe "ls &path -rt"; **/
data _null_;
infile test;
input;
call symputx('latest',_infile_,'g');
run;
%put Last file to be modified in &path is: &latest;
%mend search;
%search(c:\test);
These sample files and code examples are provided by SAS Institute
Inc. "as is" without warranty of any kind, either express or implied, including
but not limited to the implied warranties of merchantability and fitness for a
particular purpose. Recipients acknowledge and agree that SAS Institute shall
not be liable for any damages whatsoever arising out of their use of this material.
In addition, SAS Institute will provide no support for the materials contained herein.
/** Here is an example of what would appear in the log */
Last file to be modified in c:\test is: win32api.txt
This macro retrieves the last file modified in a particular directory on Windows or UNIX.
| Date Modified: | 2011-04-21 12:12:08 |
| Date Created: | 2011-04-14 14:33:22 |
Operating System and Release Information
| SAS System | Base SAS | z/OS | | |
| Z64 | | |
| OpenVMS VAX | | |
| Microsoft® Windows® for 64-Bit Itanium-based Systems | | |
| Microsoft Windows Server 2003 Datacenter 64-bit Edition | | |
| Microsoft Windows Server 2003 Enterprise 64-bit Edition | | |
| Microsoft Windows XP 64-bit Edition | | |
| Microsoft® Windows® for x64 | | |
| OS/2 | | |
| Microsoft Windows 95/98 | | |
| Microsoft Windows 2000 Advanced Server | | |
| Microsoft Windows 2000 Datacenter Server | | |
| Microsoft Windows 2000 Server | | |
| Microsoft Windows 2000 Professional | | |
| Microsoft Windows NT Workstation | | |
| Microsoft Windows Server 2003 Datacenter Edition | | |
| Microsoft Windows Server 2003 Enterprise Edition | | |
| Microsoft Windows Server 2003 Standard Edition | | |
| Microsoft Windows Server 2003 for x64 | | |
| Microsoft Windows Server 2008 | | |
| Microsoft Windows Server 2008 for x64 | | |
| Microsoft Windows XP Professional | | |
| Windows 7 Enterprise 32 bit | | |
| Windows 7 Enterprise x64 | | |
| Windows 7 Home Premium 32 bit | | |
| Windows 7 Home Premium x64 | | |
| Windows 7 Professional 32 bit | | |
| Windows 7 Professional x64 | | |
| Windows 7 Ultimate 32 bit | | |
| Windows 7 Ultimate x64 | | |
| Windows Millennium Edition (Me) | | |
| Windows Vista | | |
| Windows Vista for x64 | | |
| 64-bit Enabled AIX | | |
| 64-bit Enabled HP-UX | | |
| 64-bit Enabled Solaris | | |
| ABI+ for Intel Architecture | | |
| AIX | | |
| HP-UX | | |
| HP-UX IPF | | |
| IRIX | | |
| Linux | | |
| Linux for x64 | | |
| Linux on Itanium | | |
| OpenVMS Alpha | | |
| OpenVMS on HP Integrity | | |
| Solaris | | |
| Solaris for x64 | | |
| Tru64 UNIX | | |
