Closures/Value capture: Difference between revisions

=={{header|Java}}==

{{works with|Java|8+}}

<lang java>import java.util.function.Supplier;

import java.util.ArrayList;

public class ValueCapture {

public static void main(String[] args) {

ArrayList<Supplier<Integer>> funcs = new ArrayList<>();

for (int i = 0; i < 10; i++) {

int j = i;

funcs.add(() -> j * j);

}

Supplier<Integer> foo = funcs.get(3);

System.out.println(foo.get()); // prints "9"

}

}</lang>