Modifying Function Parameters › Defining Function Parameters › Defining the Parameter’s Usage and Role › Parameter Usage Matrix

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Parameter Usage Matrix

When you have multiple items, certain combinations valid and certain combinations are invalid. For invalid combinations, processing does not allow arrays to be passed in the PAR context, where any subfield has usages on the Calling and Called program when the Compatibility is *Invalid, as shown in the following usage compatibility matrix:

Calling

Called

Compatible

N

N

Valid

N

I

Valid

N

O

Valid

N

B

Valid

I

N

Valid

I

I

Valid

I

O

*Invalid

I

B

*Invalid

O

N

Valid

O

I

*Invalid

O

O

Valid

O

B

*Invalid

B

N

Valid

B

I

Valid

B

O

Valid

B

B

Valid