Programming in C++, 2nd Edition

828 Additional Information about ANSI and TURBO-C++

OUTPUT

k= 75

k= 85

Explanation: In the above program, the class XYZ is a one-integer mutable member. The

class also has value() and show() constant member functions. In the function main(), the

x is a constant object of class XYZ. When x is declared, the mutable member k is initial-

ized with 75. When the value() function is invoked, it is incremented with 10. The show()

function displays the values of the variables.

21.6 NAMESPACE SCOPE

C++ allows defining variables with a different scope such as local, global, blocks, classes, functions,

etc. This can be done using the keyword namespace introd ...