When you declare a variable or constant in a program part, the memory is available throughout the program; in particular, the variable or constant is available in any function that the program invokes directly or indirectly.
Program variables are of two kinds:
For a description of how data is provided when a main program is invoked, see Program part.
Each of the MQSeries options records that you specify in an MQ record property must be a program-global variable. For details, see Options records for MQ records.
A record identified in an I/O operation is called an I/O object.
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