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/Prog2/Codebeispiele/4_ch14/Fig14_12.cpp | 53 ++++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 Bachelor/Prog2/Codebeispiele/4_ch14/Fig14_12.cpp (limited to 'Bachelor/Prog2/Codebeispiele/4_ch14/Fig14_12.cpp') 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 + +using std::cerr; +using std::endl; +using std::ios; + +#include + +using std::ofstream; + +#include +#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. * + *************************************************************************/ \ No newline at end of file -- cgit v1.2.3