int main() { Daughter tina; tina.doSomething(); }
//====================================================================================== //====================================================================================== //====================================================================================== int main() { // GavinsClass GavinsObject("setting initial"); // GavinsObject.setName("I am Gavin"); // cout << GavinsObject.getName() <<endl; // GavinsClass go("Sally mcSalad\n"); // cout << go.getName(); // Burrito bo; #if 0 srand(time(0)); //initial the random function for(int x=1; x<25;x++){ cout << 1+(rand()%6) << endl; // no computer can generate real random number } #endif // 0 #ifdef TS_DefualtArguments cout << volume(); #endif #ifdef TS_UnaryScope int tuna =20; cout << tuna<<endl; cout << ::tuna<<endl; //Global variables #endif #ifdef TS_30_FunctionOverloading int a = 54; float b = 32.45988; printNumber(a); printNumber(b); #endif #ifdef TS_31_Recursion cout << factorialFinder(5)<<endl; #endif #ifdef TS_32_CreateArrayUsingLoops int bucky[9]; cout <<"Element - Value"<<endl; for(int x=0;x<9;x++){ bucky[x]=99; cout << x <<"----------"<<bucky[x]<< endl; } #endif // TS_32_CreateArrayUsingLoops #ifdef TS_42_ArrowMemberSelectionOperator Sally so; Sally *sallyPointer = &so; so.printCrap(); sallyPointer->printCrap(); #endif // TS_42_ArrowMemberSelectionOperator #ifdef TS_44_ConstObject const Sally constObj; constObj.printConst(); #endif // TS_44_ConstObject #ifdef TS_45_MemberInitializers Sally so(3,87); so.print(); #endif // TS_45_MemberInitializers #ifdef TS_46_Composition Birthday birthObject(12,10,1982); people GavinObj("Gavin Wong",birthObject); GavinObj.printInfo(); #endif // TS_46_Composition #ifdef TS_47_Friend StankFist bob; stinkysFriend(bob); #endif // TS_47_Friend #ifdef TS_48_This Hannah ho(23); ho.printCrap(); #endif // TS_48_This #ifdef TS_49_OperatorOverloading OverLoad a(34); OverLoad b(21); OverLoad c; c = a+b; cout << c.OverNum <<endl; #endif // TS_49_OperatorOverloading #ifdef TS_52_Inheritance Son Ethan; Ethan.sayName(); #endif // TS_52_Inheritance #ifdef TS_53_ProtectedMembers Daughter tina; tina.doSomething(); #endif // TS_53_ProtectedMembers #ifdef TS_54_DerivedClassConstructor // Mother mom; Daughter tina; #endif // TS_54_DerivedClassConstructor #ifdef TS_55_Polymorphism Ninja n; Monster m; Enemy *enemy1 = &n; //because ninja is of type enemy,this is valid Enemy *enemy2 = &m; //anything that an enemy can do,monster can do enemy1->setAttackPower(4); //ninja is just a more specific type of enemy enemy2->setAttackPower(26); //every enemy has setAttackPower n.attack(); //can't use enemy1 because its type enemy m.attack(); //Enemy class does not have attack //virtual members make this even easier #endif // TS_55_Polymorphism #ifdef TS_56_VirtualFunctions Ninja n; Monster m; Enemy *enemy1 = &n; Enemy *enemy2 = &m; enemy1->setAttackPower(4); //ninja is just a more specific type of enemy enemy2->setAttackPower(26); //every enemy has setAttackPower enemy1->attack(); enemy2->attack(); #endif // TS_56_VirtualFunctions #ifdef TS_58_Template double x=7.0,y=43.235,z; z =addCrap(x,y); cout << z << endl; int t = 89; double q = 56.78; cout << smaller(t,q) << endl; // 60_ClassTemplate Ethan <int>eo(69,105); cout << eo.bigger() << endl; // 61_Template Specializations Spunky<int> obj1(7); Spunky<double> obj2(3.124); Spunky<char> obj3('a'); #endif // TS_58_Template #ifdef TS_62_Exceptions try{ int momsAge = 30; int sonsAge = 34; if(sonsAge > momsAge){ throw 99; } }catch(int x){ cout <<"son can not be older than mom. ERROR NUMBER: "<< x <<endl; } try{ int num1; cout << "Enter first number: " << endl; cin >> num1; int num2; cout << "Enter second number: " << endl; cin >> num2; if(num2==0){ throw 0; } cout << num1/num2 << endl; }catch(...){ cout << "you cant divided by 0" << endl; } #endif // TS_62_Exceptions #ifdef TS_64_WorkingWithFiles ofstream buckyFile; buckyFile.open("tuna.txt"); //even this file isn't exist buckyFile << "I love tuna and tuna loves me!\n"; buckyFile.close(); ofstream gavinsFile("butterfly.txt");//even this file isn't exist // ofstream gavinsFile("");//even this file isn't exist if(gavinsFile.is_open()){ cout <<"ok, this file is opened"<<endl; gavinsFile << "oi love the beef!\n"; gavinsFile.close(); }else{ cout <<"sorry,you messed up"<<endl; } ofstream theFile("players.txt"); cout << "Enters player's ID, Name, and Money" << endl; cout << "press Ctrl+Z to quit \n" << endl; int idNumber; string name; double money; while(cin>>idNumber>>name>>money){ theFile << idNumber << " " << name << " " << money << endl; } theFile.close(); //Reading custom File structures ifstream readFile("players.txt"); int rdID; string reName; double reMoney; while(readFile >> rdID >> reName >> reMoney){ cout << rdID << ", " << reName << ", " << reMoney << endl; } #endif // TS_64_WorkingWithFiles #ifdef TS_68_CoolProgram int whatTheyWant; whatTheyWant = getWhatTheyWant(); while(whatTheyWant != 4){ displayItems(whatTheyWant); whatTheyWant = getWhatTheyWant(); } #endif // TS_68_CoolProgram #ifdef TS_71_StringClass string s1("hamster "); string s2; string s3; cout << s1.at(3) << endl; for(int t=0;t<s1.length();t++){ cout << s1.at(t) << endl; } s2 = s1; s3.assign(s1); cout<< s1 << s2 << s3 << endl; string x; cout <<"Please enter a string: " << endl; getline(cin,x); cout << x << endl; string bucky; cout <<"Please enter a string: " << endl; cin >> bucky; cout << "the string i entered is " << bucky << endl; #endif // TS_71_StringClass #ifdef TS_72_StringSubstringsSwappingFinding //substring string s1("OMG i think i am preggy!!"); cout << s1.substr(17,7)<<endl; //swapping string one("apples "); string two("beans "); cout << one << two << endl; one.swap(two); cout << one << two << endl; //finding string s3("hi my name is gavin ,and ham is spam oh yes i am!"); cout << s3.find("am") << endl; cout << s3 << endl; s3.erase(20); cout << s3 << endl; s3.replace(14,5,"Jianeng"); cout << s3 << endl; s3.insert(14,"Huang "); cout << s3 << endl; #endif // TS_72_StringSubstringsSwappingFinding return 0; }