Are parameters passed to user-defined internal and external PeopleCode functions by reference or by value?

[answerhappygod]

Are parameters passed to user-defined internal and external PeopleCode functions by reference or by value?

A. The first parameter is the input parameter, and the second parameter is output parameter.
B. User-defined internal and external PeopleCode functionparameters are always passed by value.
C. User-defined internal and external PeopleCode function parameters are always passed by reference.
D. User-defined internal and external PeopleCode function parameters can be passed as input or as output, dependingon the function. E. User-defined internal and external PeopleCode function parameters can be passed by reference or by value, depending on the function.