6 Execute REXX programs
The REXX programming language would be very limited in its application if REXX programs could only run online in the TSO/ISPF environment. In this chapter, you will learn how REXX procedures under TSO and ISPF can run using a batch job. The execution of REXX procedures in batch jobs have the following advantages:
6.1Execution of programs in a TSO/ISPF environment
Any programs that are available in a z/OS system are executable in a TSO/ISPF environment. There are two types of programs:
–Programs are executable directly in z/OS without any additional support. These are all compiled programs and z/OS utilities.
–Programs needing the assistance of an interpreter are all programs written in REXX or CLIST.
The latter are divided ...
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