diff options
| author | Sven Eisenhauer <sven@sven-eisenhauer.net> | 2023-11-10 15:11:48 +0100 |
|---|---|---|
| committer | Sven Eisenhauer <sven@sven-eisenhauer.net> | 2023-11-10 15:11:48 +0100 |
| commit | 33613a85afc4b1481367fbe92a17ee59c240250b (patch) | |
| tree | 670b842326116b376b505ec2263878912fca97e2 /Bachelor/Prog1/examples/ch08/Fig08_07_09/String1.h | |
| download | Studium-master.tar.gz Studium-master.tar.bz2 | |
Diffstat (limited to 'Bachelor/Prog1/examples/ch08/Fig08_07_09/String1.h')
| -rw-r--r-- | Bachelor/Prog1/examples/ch08/Fig08_07_09/String1.h | 85 |
1 files changed, 85 insertions, 0 deletions
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 <iostream>
+
+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. *
+ *************************************************************************/
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