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Java 8 - create stream

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Created by:
rmlocerd
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In this article, we would like to show you how to create a stream in Java 8.

Quick solution:

 

1. Create a stream from Collection

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In this example, we present how to create a stream from any type of Collection such as Collection, List or Set.

Output:

 

2. Create a stream from specified values

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In this section, we present how to create a stream from specified values such as Strings or Integers.

2.1 String values

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Output:

2.2 Integer values

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Output:

 

3. Create a stream from an array

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3.1 Create a stream from the whole array

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In this example, we present how to create a stream from an array using Arrays.stream() method.

Output:

3.2 Create a stream from part of the array

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In this example, we present how to create a stream from part of the array using Arrays.stream() with the following syntax:

Practical example: 

Output:

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