programming languages - design principles, implementation constructs
c++
- abstraction mechanisms: classes and operator overloading
- class/object construction - operator overloading
- S - [ string class with OCCF and operator overloading ] default valued default constructor.destructor is a member.2 assignment operator is overloaded as a member.
with check for identical reference+
operator overloaded is a member==
operator overloaded is a member
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