?? obj5.ox
字號:
#include <oxstd.h>
#include <AnnualDb.ox>
class AnnualDb2 : AnnualDb // derived class
{
AnnualDb2(); // constructor
Report();
}
AnnualDb2::AnnualDb2()
{
AnnualSample(0, 0);
m_mX = <>;
m_asX = {};
// AnnualDb();
}
AnnualDb2::Report()
{
println("NEW MESSAGE. The sample size is: ", m_iYear2 - m_iYear1 + 1);
}
main()
{
decl db = new AnnualDb2();
db.Create(rann(20,2), {"Var1", "Var2"}, 1981, 2000);
delete db;
}
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