public class MainClass {
public static void main(String[] argv) {
int x;
long x2;
Long[] LongArray = { 4L, 5L, 6L };
long[] longArray = { 7L, 8L, 9L };
int[][] twoDimensionalArray = { { 1, 2, 3 }, { 4, 5, 6 }, { 7, 8, 9 } };
String[] sNums = { "one", "two", "three" };
Animal[] animals = { new Dog(), new Cat() };
for (long y : longArray)
;
for (long lp : LongArray)
;
for (int[] n : twoDimensionalArray)
;
for (int n2 : twoDimensionalArray[2])
;
for (String s : sNums)
;
for (Object o : sNums)
;
for (Animal a : animals)
;
// ILLEGAL 'for' declarations
// for(x2 : la) ; // x2 is already declared
// for(int x2 : twoDimensionalArray) ; // can't stuff an array into an int
// for(int x3 : longArray) ; // can't stuff a long into an int
// for(Dog d : animals) ; // you might get a Cat!
}
}
class Animal {
}
class Dog extends Animal {
}
class Cat extends Animal {
}
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