13-Comprehensive Case: Inheritance Analysis

Comprehensive analysis: inheritance analysis

Case one-student class

When developing a program class normally, you don't need to consider the issue of subclasses. All you need to do now is to define the program function.

Case Two-Managers and Staff

Case Three-String Statistics

Case Four-Array Operation

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Origin blog.csdn.net/MARVEL_3000/article/details/111381923