メモ。
import std.stdio;
class A{
this(){
writefln("A class");
}
void process(){
writefln("A Process");
}
}
class B:A{
this(){
super();
writefln("B class");
}
void process(){
super.process();
writefln("B Process");
}
}
int main(){
B btest = new B();
btest.process();
return 0;
}