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| 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/Prog2/Codebeispiele/4_ch14/Fig14_12.cpp | |
| download | Studium-33613a85afc4b1481367fbe92a17ee59c240250b.tar.gz Studium-33613a85afc4b1481367fbe92a17ee59c240250b.tar.bz2 | |
Diffstat (limited to 'Bachelor/Prog2/Codebeispiele/4_ch14/Fig14_12.cpp')
| -rw-r--r-- | Bachelor/Prog2/Codebeispiele/4_ch14/Fig14_12.cpp | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/Bachelor/Prog2/Codebeispiele/4_ch14/Fig14_12.cpp b/Bachelor/Prog2/Codebeispiele/4_ch14/Fig14_12.cpp new file mode 100644 index 0000000..48ba334 --- /dev/null +++ b/Bachelor/Prog2/Codebeispiele/4_ch14/Fig14_12.cpp @@ -0,0 +1,53 @@ +// Fig. 14.12: fig14_12.cpp
+// Creating a randomly accessed file.
+#include <iostream>
+
+using std::cerr;
+using std::endl;
+using std::ios;
+
+#include <fstream>
+
+using std::ofstream;
+
+#include <cstdlib>
+#include "clientData.h" // ClientData class definition
+
+int main()
+{
+ ofstream outCredit( "credit.dat", ios::binary );
+
+ // exit program if ofstream could not open file
+ if ( !outCredit ) {
+ cerr << "File could not be opened." << endl;
+ exit( 1 );
+
+ } // end if
+
+ // create ClientData with no information
+ ClientData blankClient;
+
+ // output 100 blank records to file
+ for ( int i = 0; i < 100; i++ )
+ outCredit.write(
+ reinterpret_cast< const char * >( &blankClient ),
+ sizeof( ClientData ) );
+
+ 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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