Java Ternary Operator

example1a.java

// Example #1a
public class Person {
    private int age;
    
    public Person(int age) {
        this.age = age;
    }

    public void isAdultOrChild() {
        System.out.println(this.age >= 18 ? "Adult" : "Child");
    }

    public static void main(String[] args) {
        Person child = new Person(7);
        child.isAdultOrChild();
        Person adult = new Person(42);
        adult.isAdultOrChild();
    }
}

example1b.java

// Example #1b
public void isAdultOrChild() {
    if(this.age >= 18) {
        System.out.println("Adult");
    } else {
        System.out.println("Child");
    }
}

example2.java

// Example #2
int x = -10;
int absoluteValue = (x < 0) ? -x : x;

example3.java

// Example #3
public String apples(int x) {
  String statement = "There " + (x == 1 ? "is" : "are ") + String.valueOf(x) + " apple" + (x == 1 ? "" : "s") + " on the table";
}
// Output will be "There is 1 apple on the table"
System.out.println(apples(1));
// Output will be "There are 3 apples on the table"
System.out.println(apples(3));