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LongStream summaryStatistics() method in Java
The summaryStatistics() method in the LongStream class in Java returns a LongSummaryStatistics describing various summary data about the elements of this stream.
The syntax is as follows −
LongSummaryStatistics summaryStatistics()
Here, LongSummaryStatistics is a state object for collecting statistics such as count, min, max, etc.
To use the LongStream class in Java, import the following package
import java.util.stream.LongStream;
Create LongStream and add some elements −
LongStream longStream = LongStream.of(30000L, 15000L, 20000l, 25000l, 30000l);
Now, get the statistics −
LongSummaryStatistics info = longStream.summaryStatistics();
The following is an example to implement LongStream summaryStatistics() method in Java −
Example
import java.util.stream.LongStream; import java.util.LongSummaryStatistics; public class Demo { public static void main(String[] args) { LongStream longStream = LongStream.of(30000L, 15000L, 20000l, 25000l, 30000l); LongSummaryStatistics info = longStream.summaryStatistics(); System.out.println("Summary = "+info); } }
Output
Summary = LongSummaryStatistics{count=5, sum=120000, min=15000, average=24000.000000, max=30000}
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