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Seek 0 to reset the file pointer

#include <fstream> #include <string> #include <iostream> using namespace std; int main() {      fstream inout( "invoice.dat", ios::in | ios::out );      inout << 1234 << " " << 56.78 << " " << "apples" << '\n';      cout<< inout.tellg()<< endl;                 cout << inout.tellp() << endl;               inout.seekg( 0 );      cout << inout.tellg() << endl;               cout << inout.tellp() << endl;               int x = 0;                                                              double y = 0.0;                                                         string z = " ";                                                         inout >> x;                                                             inout.seekg( 8, ios::cur );                                             inout >> z;                                                             cout << x << " " << y << " " << z << endl;                              return 0; }