Using External Files and Devices

Introduction to External Files and Devices in UNIX Environments
Accessing an External File or Device in UNIX Environments
Specifying Pathnames in UNIX Environments
Assigning Filerefs to External Files or Devices with the FILENAME Statement
Concatenating Filenames in UNIX Environments
Assigning a Fileref to a Directory (Using Aggregate Syntax)
Using Environment Variables to Assign Filerefs in UNIX Environments
Filerefs Assigned by SAS in UNIX Environments
Reserved Filerefs in UNIX Environments
Sharing External Files in a UNIX Environment
Reading from and Writing to UNIX Commands (PIPE)
Sending Electronic Mail Using the FILENAME Statement (EMAIL)
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