In instantiating the ImmutableString, the function pointers to the get and length methods actually refer to the String.get and String.length method, by going through the base variable which is an internally stored String object. The use of a function pointer can achieve inheritance of a method from a superclass.
Most women will start to show at some point between weeks 12 and 24 of pregnancy, with most reporting that they began to show during the first half of their second trimester, between 12 and 18 weeks.
When Do You Start Showing Pregnancy? The answer to the question actually depends on the growth of the uterus. Most women notice the baby bump between 12 and 16 weeks of pregnancy. This is because the 12-week uterus has stretched up and above the bones in the pelvis.