C++ Part 18

A SINGLE STATEMENT FOR EACH ALTERNATIVE

if (Boolean_Expression) Yes_Statement else No_Statement If the Boolean_Expression evaluates to true, then the Yes_Statement is executed. If the Boolean_Expression evaluates to false, then the No_Statement is executed.

Multi if-else Statement

if (Boolean_Expression_1) Statement_1 else if (Boolean_Expression_2) Statement_2 . . . else if (Boolean_Expression_n) Statement_n else Statement_For_All_Other_Possibilities // EXAMPLE if ((temperature < -10) && (day == SUNDAY)) cout << "Stay home."; else if (temperature < -10) // and day != SUNDAY cout << "Stay home, but call work."; else if (temperature <= 0) // and temperature >= -10 cout << "Dress warm."; else // temperature > 0 cout << "Work hard and play hard.";