Suppose the unary ! operator is an overloaded member function of class String. For a String object s, which function call is generated by the compiler when it finds the expression !s?
A) s.operator!()
B) s.operator!(default_value1, default_value2,…)
C) operator!(s)
D) A compiler error results because no arguments are given.

Question

Quizplus · Accepted Answer

The expression !s is equivalent to s.operator!() due to the fact that the unary ! operator has been overloaded as a member function of class String.

Suppose the Unary ! Operator Is an Overloaded Member Function