Solution to “cannot perform a DML operation inside a query”?

Question

I am using a Data Analysis tool and the requirement I have was to accept a value from the user, pass that as a parameter and store it in a table. Pretty straighforward so I

Answer 1

Just declare a variable to accept the return value, for example:

declare
    retvar varchar2(4);
begin
    retvar := supercomplex('somevalue');
end;

The select doesn't work because the function is performing an insert, if all it did was return a value then it would work.