References & Pointers
References and pointers are some of the most powerful features in C++; they allow programmers to directly manipulate memory.
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Key Concepts
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const Reference
const Reference
int triple(int const &i) {
return i * 3;
}In C++, pass-by-reference with const can be used for a function where the parameter(s) won’t change inside the function.
This saves the computational cost of making a copy of the argument.
References and Pointers
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References & Pointers
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