//! [0] class Employee { public: Employee() : sn( 0 ) { } Employee( const QString& forename, const QString& surname, int salary ) : fn( forename ), sn( surname ), sal( salary ) { } void setSalary( int salary ) { sal = salary; } QString forename() const { return fn; } QString surname() const { return sn; } int salary() const { return sal; } private: QString fn; QString sn; int sal; }; Q3PtrList list; list.setAutoDelete( TRUE ); // the list owns the objects list.append( new Employee("John", "Doe", 50000) ); list.append( new Employee("Jane", "Williams", 80000) ); list.append( new Employee("Tom", "Jones", 60000) ); Employee *employee; for ( employee = list.first(); employee; employee = list.next() ) cout << employee->surname().latin1() << ", " << employee->forename().latin1() << " earns " << employee->salary() << endl; cout << endl; // very inefficient for big lists for ( uint i = 0; i < list.count(); ++i ) if ( list.at(i) ) cout << list.at( i )->surname().latin1() << endl; //! [0] //! [1] Doe, John earns 50000 Williams, Jane earns 80000 Jones, Tom earns 60000 Doe Williams Jones //! [1] //! [2] if ( list.findRef( item ) != -1 ) list.remove(); //! [2] //! [3] Q3PtrList list; list.append( new Employee("John", "Doe", 50000) ); list.append( new Employee("Jane", "Williams", 80000) ); list.append( new Employee("Tom", "Jones", 60000) ); Q3PtrListIterator it( list ); Employee *employee; while ( (employee = it.current()) != 0 ) { ++it; cout << employee->surname().latin1() << ", " << employee->forename().latin1() << " earns " << employee->salary() << endl; } //! [3] //! [4] Doe, John earns 50000 Williams, Jane earns 80000 Jones, Tom earns 60000 //! [4]