From 33613a85afc4b1481367fbe92a17ee59c240250b Mon Sep 17 00:00:00 2001
From: Sven Eisenhauer <sven@sven-eisenhauer.net>
Date: Fri, 10 Nov 2023 15:11:48 +0100
Subject: add new repo

---
 Bachelor/Prog1/examples/ch08/Fig08_13/Fig08_13.cpp | 104 +++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 Bachelor/Prog1/examples/ch08/Fig08_13/Fig08_13.cpp

(limited to 'Bachelor/Prog1/examples/ch08/Fig08_13/Fig08_13.cpp')

diff --git a/Bachelor/Prog1/examples/ch08/Fig08_13/Fig08_13.cpp b/Bachelor/Prog1/examples/ch08/Fig08_13/Fig08_13.cpp
new file mode 100644
index 0000000..cd74972
--- /dev/null
+++ b/Bachelor/Prog1/examples/ch08/Fig08_13/Fig08_13.cpp
@@ -0,0 +1,104 @@
+// Fig. 8.13: fig08_13.cpp
+// Standard library string class test program.
+#include <iostream>
+
+using std::cout;
+using std::endl;
+
+#include <string>
+
+using std::string;
+
+int main()
+{
+   string s1( "happy" );
+   string s2( " birthday" );
+   string s3;
+
+   // test overloaded equality and relational operators
+   cout << "s1 is \"" << s1 << "\"; s2 is \"" << s2
+        << "\"; s3 is \"" << s3 << '\"' 
+        << "\n\nThe results of comparing s2 and s1:"
+        << "\ns2 == s1 yields " 
+        << ( s2 == s1 ? "true" : "false" )
+        << "\ns2 != s1 yields " 
+        << ( s2 != s1 ? "true" : "false" )
+        << "\ns2 >  s1 yields " 
+        << ( s2 > s1 ? "true" : "false" ) 
+        << "\ns2 <  s1 yields " 
+        << ( s2 < s1 ? "true" : "false" ) 
+        << "\ns2 >= s1 yields "
+        << ( s2 >= s1 ? "true" : "false" )
+        << "\ns2 <= s1 yields " 
+        << ( s2 <= s1 ? "true" : "false" );
+
+   // test string member function empty 
+   cout << "\n\nTesting s3.empty():\n";
+
+   if ( s3.empty() ) {
+      cout << "s3 is empty; assigning s1 to s3;\n";
+      s3 = s1;  // assign s1 to s3
+      cout << "s3 is \"" << s3 << "\"";
+   }
+
+   // test overloaded string concatenation operator
+   cout << "\n\ns1 += s2 yields s1 = ";
+   s1 += s2;  // test overloaded concatenation
+   cout << s1;
+
+   // test overloaded string concatenation operator 
+   // with C-style string
+   cout << "\n\ns1 += \" to you\" yields\n";
+   s1 += " to you";  
+   cout << "s1 = " << s1 << "\n\n";
+
+   // test string member function substr
+   cout << "The substring of s1 starting at location 0 for\n"
+        << "14 characters, s1.substr(0, 14), is:\n"
+        << s1.substr( 0, 14 ) << "\n\n";
+
+   // test substr "to-end-of-string" option
+   cout << "The substring of s1 starting at\n"
+        << "location 15, s1.substr(15), is:\n"
+        << s1.substr( 15 ) << '\n'; 
+
+   // test copy constructor
+   string *s4Ptr = new string( s1 );  
+   cout << "\n*s4Ptr = " << *s4Ptr << "\n\n";
+
+   // test assignment (=) operator with self-assignment
+   cout << "assigning *s4Ptr to *s4Ptr\n";
+   *s4Ptr = *s4Ptr;  
+   cout << "*s4Ptr = " << *s4Ptr << '\n';
+
+   // test destructor
+   delete s4Ptr;     
+
+   // test using subscript operator to create lvalue
+   s1[ 0 ] = 'H';      
+   s1[ 6 ] = 'B';
+   cout << "\ns1 after s1[0] = 'H' and s1[6] = 'B' is: "
+        << s1 << "\n\n";
+
+   // test subscript out of range with string member function "at"
+   cout << "Attempt to assign 'd' to s1.at( 30 ) yields:" << endl;
+   s1.at( 30 ) = 'd';     // ERROR: subscript out of range
+
+   return 0;
+
+} // end main
+
+/**************************************************************************
+ * (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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