DoubleStream empty() in Java with examples
DoubleStream empty() is a method in java.util.stream.DoubleStream. This method returns an empty sequential DoubleStream.
Syntax :
static DoubleStream empty() Where, DoubleStream is a sequence of primitive double-valued elements and the function returns an empty sequential stream.
Example 1 :
// Java code for DoubleStream empty() import java.util.*; import java.util.stream.DoubleStream; class GFG { // Driver code public static void main(String[] args) { // creating an empty DoubleStream, a sequence of // primitive double-valued elements DoubleStream stream = DoubleStream.empty(); // Displaying an empty sequential stream System.out.println(stream.count()); } } |
Output:
0
Example 2 :
// Java code for DoubleStream empty() import java.util.*; import java.util.stream.DoubleStream; class GFG { // Driver code public static void main(String[] args) { // creating an empty DoubleStream, a sequence of // primitive double-valued elements DoubleStream stream = DoubleStream.empty(); // Displaying an empty sequential stream System.out.println(Arrays.toString(stream.toArray())); } } |
Output:
[]