From 33613a85afc4b1481367fbe92a17ee59c240250b Mon Sep 17 00:00:00 2001 From: Sven Eisenhauer Date: Fri, 10 Nov 2023 15:11:48 +0100 Subject: add new repo --- Bachelor/Prog1/examples/ch08/Fig08_07_09/String1.h | 85 ++++++++++++++++++++++ 1 file changed, 85 insertions(+) create mode 100644 Bachelor/Prog1/examples/ch08/Fig08_07_09/String1.h (limited to 'Bachelor/Prog1/examples/ch08/Fig08_07_09/String1.h') diff --git a/Bachelor/Prog1/examples/ch08/Fig08_07_09/String1.h b/Bachelor/Prog1/examples/ch08/Fig08_07_09/String1.h new file mode 100644 index 0000000..81012aa --- /dev/null +++ b/Bachelor/Prog1/examples/ch08/Fig08_07_09/String1.h @@ -0,0 +1,85 @@ +// Fig. 8.7: string1.h +// String class definition. +#ifndef STRING1_H +#define STRING1_H + +#include + +using std::ostream; +using std::istream; + +class String { + friend ostream &operator<<( ostream &, const String & ); + friend istream &operator>>( istream &, String & ); + +public: + String( const char * = "" ); // conversion/default ctor + String( const String & ); // copy constructor + ~String(); // destructor + + const String &operator=( const String & ); // assignment + const String &operator+=( const String & ); // concatenation + + bool operator!() const; // is String empty? + bool operator==( const String & ) const; // test s1 == s2 + bool operator<( const String & ) const; // test s1 < s2 + + // test s1 != s2 + bool operator!=( const String & right ) const + { + return !( *this == right ); + + } // end function operator!= + + // test s1 > s2 + bool operator>( const String &right ) const + { + return right < *this; + + } // end function operator> + + // test s1 <= s2 + bool operator<=( const String &right ) const + { + return !( right < *this ); + + } // end function operator <= + + // test s1 >= s2 + bool operator>=( const String &right ) const + { + return !( *this < right ); + + } // end function operator>= + + char &operator[]( int ); // subscript operator + const char &operator[]( int ) const; // subscript operator + + String operator()( int, int ); // return a substring + + int getLength() const; // return string length + +private: + int length; // string length + char *sPtr; // pointer to start of string + + void setString( const char * ); // utility function + +}; // end class String + +#endif + +/************************************************************************** + * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice * + * Hall. All Rights Reserved. * + * * + * DISCLAIMER: The authors and publisher of this book have used their * + * best efforts in preparing the book. These efforts include the * + * development, research, and testing of the theories and programs * + * to determine their effectiveness. The authors and publisher make * + * no warranty of any kind, expressed or implied, with regard to these * + * programs or to the documentation contained in these books. The authors * + * and publisher shall not be liable in any event for incidental or * + * consequential damages in connection with, or arising out of, the * + * furnishing, performance, or use of these programs. * + *************************************************************************/ \ No newline at end of file -- cgit v1.2.3