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// collections/ArrayIsNotIterable.java

// (c)2021 MindView LLC: see Copyright.txt

// We make no guarantees that this code is fit for any purpose.

// Visit http://OnJava8.com for more book information.

import java.util.*;

public class ArrayIsNotIterable {

static <T> void test(Iterable<T> ib) {

for(T t : ib)

System.out.print(t + " ");

}

public static void main(String[] args) {

test(Arrays.asList(1, 2, 3));

String[] strings = { "A", "B", "C" };

// An array works in for-in, but it's not Iterable:

//- test(strings);

// You must explicitly convert it to an Iterable:

test(Arrays.asList(strings));

}

}

/* Output:

1 2 3 A B C

*/