Created
December 7, 2022 16:24
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C++ class like union
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#include <iostream> | |
struct User { | |
enum { AGE, NAME } tag; | |
union { | |
int age; | |
char * nik; | |
}; | |
User(int age) { | |
this -> tag = User::AGE; | |
this -> age = age; | |
} | |
User(char * name) { | |
this -> tag = User::NAME; | |
this -> nik = name; | |
} | |
void | |
print() { | |
switch(this -> tag) | |
{ | |
case User::AGE: std::cout << this -> age << '\n'; break; | |
case User::NAME: std::cout << this -> nik << '\n'; break; | |
} | |
} | |
}; | |
int main(int argc, const char * argv[]) { | |
User Andrey("menangen"); | |
User Andru(12); | |
Andrey.print(); | |
Andru.print(); | |
std::cout << "Hello, User!\n"; | |
return 0; | |
} |
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