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Top Forums Programming Why this const variable is not changing even after applying const_cast? Post 302517968 by shamrock on Thursday 28th of April 2011 10:41:59 AM
Old 04-28-2011
Quote:
Originally Posted by royalibrahim
Hi

In the following code, why the variable 'i' still retains the value 10 instead of 11? Why it is not possible to alter this variable's value?
Code:
int main() {
    const int i = 10;
    *(const_cast<int*>(&i)) = 11;
    cout << i << endl;  // Ans: 10
}

What makes you think it should change a "constant"...i is a constant and the pointer is to a constant which shouldnt change i.
 

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