what is the use of mutable key word
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Answer / ramakant
This keyword can only be applied to non-static and non-
const data members of a class. If a data member is declared
mutable, then it is legal to assign a value to this data
member from a const member function.
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Answer / sanjay makwana
allow to constant function in member variable
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Answer / muthuveera
Its allows the Constant function in member variable
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