O operador condicional (ternário) com três condições
String year = credits < 30 ? "freshman" : credits <= 59 ? "sophomore" : credits <= 89 ? "junior" : "senior";
Lazy Louse
String year = credits < 30 ? "freshman" : credits <= 59 ? "sophomore" : credits <= 89 ? "junior" : "senior";function checkEqual(a, b)
{
return a === b ? “Equal” : “Not Equal” ;
}
checkEqual(1, 2);serveDrink(userIsYoungerThan4 ? 'Milk' : userIsYoungerThan21 ? 'Grape Juice' : 'Wine');//Instead of:
var welcomeMessage = 'Hello ' + (username ? username : 'guest');
//Can use:
var welcomeMessage = 'Hello ' + (username || 'guest');