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#include <stdio.h>
#include <string>
const struct FooAgeProperty {} age;
const struct FooNameProperty {} name;
template <typename T>
struct FooPropertyAssignment {
FooPropertyAssignment(T* prop): prop(prop) { }
T* prop;
};
struct years {
int i;
years& operator=(FooPropertyAssignment<int> fpa) {
*fpa.prop = i;
return *this;
}
};
struct nam {
std::string s;
nam& operator=(FooPropertyAssignment<std::string> fpa) {
*fpa.prop = s;
return *this;
}
};
years operator""years(unsigned long long value) {
return { (int)value };
}
nam operator""_(const char* value, size_t) {
return { value };
}
struct NegativeFoo {
NegativeFoo(int* age, std::string* name): age(age), name(name) {}
int* age;
std::string* name;
};
FooPropertyAssignment<int> operator<(FooAgeProperty fap, NegativeFoo nfoo) {
return FooPropertyAssignment<int>(nfoo.age);
}
FooPropertyAssignment<std::string> operator<(FooNameProperty fnp, NegativeFoo nfoo) {
return FooPropertyAssignment<std::string>(nfoo.name);
}
struct Foo;
Foo* nasty_global_variable;
struct Foo {
Foo() {
nasty_global_variable = this;
}
NegativeFoo operator-() {
return NegativeFoo(&age, &name);
}
int age;
std::string name;
};
struct to_string {
struct foo {
foo(int (*)(const char*, ...)) {
printf(".old years %d am I and %s is name My\n", nasty_global_variable->age, nasty_global_variable->name.c_str());
}
};
};
int main() {
Foo foo;
5years = age<-foo;
"Billy"_ = name<-foo;
(to_string::foo)printf;
}
https://www.reddit.com/r/ProgrammerHumor/comments/acv2og/just_wrote_my_first_program_in_c/