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Predicate interface

Java

Posted at 2023-01-12

test methodは、引数に対し、booleanを返す。

public class Outer {
    public static void main(String[] args) {
        Predicate<Integer> p1 = x -> x > 0;
        Predicate<Integer> p2 = x -> x > 100;
        Predicate<Integer> p3 = p1.or(p2);
        System.out.println(p3.test(50));
    }
}

true

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