const string spaces(greeting.size( ), ' ');

• Another instantiation of a object of type string.

• This object is called spaces.

• In this example, a different constructor is called.

  • (num, character) returns num characters.

• greeting.size() is a member function of the greeting object which returns an integer number for the length of the string stored in greeting.

• Result is a set of spaces the same size as greeting.