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The answer is: No. No matter of how many methods a class has, the size is only determined by the data members.
With one notable exception: If you have only one method that is declared as 'virtual', the compiler will add a pointer to a Virtual Method Table, which will increase the class' size by 4 bytes (32bit) or 8 bytes (64 bits).
With one notable exception: If you have only one method that is declared as 'virtual', the compiler will add a pointer to a Virtual Method Table, which will increase the class' size by 4 bytes (32bit) or 8 bytes (64 bits).
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