Java IntStream asLongStream()

IntStream asLongStream() 返回一个由这个流的元素组成的 LongStream ，并转换为长字符串。这是一个 中间操作， 中间操作是在一个Stream实例上调用的，在它们完成处理后，会给出一个Stream实例作为输出。

语法:

LongStream asLongStream()

其中，LongStream是一连串的 原始的长值元素。

返回值： IntStream asLongStream()返回一个由该流的元素组成的LongStream，并转换为long。

例子 1 :

// Java code for LongStream asLongStream()// to return a LongStream consisting of// the elements of this streamimport java.util.*;import java.util.stream.IntStream;import java.util.stream.LongStream;  class GFG {      // Driver code    public static void main(String[] args)    {        // Creating an IntStream        IntStream stream = IntStream.of(3, 5, 9, 12, 14);          // Using LongStream asLongStream()        LongStream stream1 = stream.asLongStream();          // Displaying LongStream consisting of        // the elements of this stream        stream1.forEach(System.out::println);    }}

输出:

3591214

例2 :

// Java code for LongStream asLongStream()// to return a LongStream consisting of// the elements of this streamimport java.util.*;import java.util.stream.IntStream;import java.util.stream.LongStream;  class GFG {      // Driver code    public static void main(String[] args)    {        // Creating an IntStream and using asLongStream()        LongStream stream = IntStream.range(3, 8).asLongStream();          // Displaying LongStream consisting of        // the elements of this stream        stream.forEach(System.out::println);    }}

输出:

34567