DoubleStream.Builder add() method in Java

The add() method of the DoubleStream.Builder class in Java adds an element to the stream being built. The method returns this builder.

The syntax is as follows

default DoubleStream.Builder add(double ele)

Here, ele is the element to be added to this stream.

To use the DoubleStream.Builder class in Java, import the following package

import java.util.stream.DoubleStream;
Create DoubleStream.Builder:
DoubleStream.Builder builder = DoubleStream.builder();
Now add some elements:
builder.add(23.5);
builder.add(33.1);
builder.add(35.6);
builder.add(53.1);

The following is an example to implement DoubleStream.Builder add() method in Java

Example

 Live Demo

import java.util.stream.DoubleStream;
public class Demo {
   public static void main(String[] args) {
      DoubleStream.Builder builder = DoubleStream.builder();
      builder.add(23.5);
      builder.add(33.1);
      builder.add(35.6);
      builder.add(53.1);
      builder.add(36.8);
      builder.add(77.4);
      builder.add(88.2);
      builder.add(68.9);
      builder.build().forEach(System.out::println);
   }
}

Output

23.5
33.1
35.6
53.1
36.8
77.4
88.2
68.9