In C #, the correct way for the subclass constructor to call the superclass constructor

In C #, the correct way for the subclass constructor to call the superclass constructor

Reprinted aa18316  last published on 2018-05-09 11:12:00 reading number 2064   collection

Unfold

The correct way to call is:

 

Reprinted at: https://www.cnblogs.com/lz19980926/p/9013091.html