public String toString() {
 String cardString = "";
 for (PlayingCard c : this.list)  // <--
 {
   cardString = cardString + c + "n";
 }

label: for (int i = 0; i < x; i++) {
    for (int j = 0; j < i; j++) {
        if (something(i, j)) break label; // jumps out of the i loop
    }
}
// i.e. jumps to here

int a = (b < 4)? 7: 8; // if b < 4, set a to 7, else set a to 8

String[] ss = {"hi", "there"}
for (String s: ss) {
    print(s); // output "hi" , and "there" on the next iteration
}

int a = factorial(b);
assert a >= 0: "factorial may not be less than 0"; // throws an AssertionError with the message if the condition evaluates to false

switch (type) {
    case WHITESPACE:
    case RETURN:
        break;
    case NUMBER:
        print("got number: " + value);
        break;
    default:
        print("syntax error");
}

class Person {
   public static int compareByAge(Person a, Person b) {
       return a.birthday.compareTo(b.birthday);
   }}
}

Arrays.sort(persons, Person::compareByAge);

int x = bigInt ? 10000 : 50;

double[] vals = new double[100];
//fill x with values
for (double x : vals) {
    //do something with x
}

public String toString() {
   String cardString = "";
   for (Iterator<PlayingCard> it = this.list.iterator(); it.hasNext(); /**/) {
      PlayingCard c = it.next();
      cardString = cardString + c + "n";
   }
}

for (String name : names) {
    // remainder omitted
}

for (Object o: list)
{
    // o is an element of list here
}

String cardString = "";
for (PlayingCard c : this.list)  // <--
{
    cardString = cardString + c + "n";
}

2S
3H
4S

variable =  `condition ? result 1 : result 2;`

boolean isNegative = number > 0 ? false : true;

if(number > 0){
    isNegative = false;
}
else{
    isNegative = true;
}

public void someFunction(){
     //an infinite loop
     goBackHere: { //label
          for(int i = 0; i < 10 ;i++){
               if(i == 9 ) continue goBackHere;
          }
     }
}

JLabel[] labels = {new JLabel(), new JLabel(), new JLabel()};

for ( JLabel label : labels )
 {
   label.setText("something");

 panel.add(label);
 }

final List<String> list = new ArrayList<String>();
for (final String s : list)
{
   System.out.println(s);
}

list.isEmpty() ? true : false;

int minVal = (a < b) ? a : b;

int minval;
if(a < b){ minval = a;}
else{ minval = b; }

for(Node n : List l){ ... }

for(Node n = l.head; n.next != null; n = n.next)

import java.util.*;

class ForEachLoop
{
       public static void main(String args[])
       {`enter code here`
       Integer[] iray={1,2,3,4,5};
       String[] sray={"ENRIQUE IGLESIAS"};
       printME(iray);
       printME(sray);

       }
       public static void printME(Integer[] i)
       {
                  for(Integer x:i)
                  {
                    System.out.println(x);
                  }
       }
       public static void printME(String[] i)
       {
                   for(String x:i)
                   {
                   System.out.println(x);
                   }
       }
}