Q:

In particular, we can bind a reference to const to a nonconst object, a literal, or a more general expression

KasimKamal
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2022-07-03
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In particular, we can bind a reference to const to a nonconst object, a literal, or a more general expression.

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KasimKamal
2022-07-03
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int i = 42;
const int &r1 = i; // we can bind a const int& to a plain int object
const int &r2 = 42; // ok: r1 is a reference to const
const int &r3 = r1 * 2; // ok: r3 is a reference to const
int &r4 = r * 2; // error: r4 is a plain, non const reference

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