Java Streams - DoubleStream noneMatch(DoublePredicate predicate) example








DoubleStream noneMatch(DoublePredicate predicate) returns whether no elements of this stream match the provided predicate.

Syntax

noneMatch has the following syntax.

boolean noneMatch(DoublePredicate predicate)

Example

The following example shows how to use noneMatch.

import java.util.stream.DoubleStream;

public class Main {
  public static void main(String[] args) {
    DoubleStream b = DoubleStream.of(1.1,2.2,3.3,4.4,5.5);
    boolean d = b.noneMatch(n -> n > 5);
    System.out.println(d);
  }
}

The code above generates the following result.