Try using the INPUT function in a SAS variable assignment statement, specifying the appropriate INFORMAT name as the second argument. Check resources on the SAS support
http://support.sas.com/ website, such as the technical conference paper listed below.
Scott Barry
SBBWorks, Inc.
A Beginners Guide to SAS Date and Time Handling
Wayne Finley, State of California HHSDC, Sacramento, CA
http://www2.sas.com/proceedings/sugi25/25/btu/25p058.pdf