Generate random numbers in a range java

Saturday, April 1st, 2017 (0 Comment)

Our purpose want to generate random numbers in a range java. In this article, we will present two ways to auto generate the numbers in a range by java.

Example: We have a range numbers is 1..50 and we want random 6 numbers in this range.

We need to import some libraries as below:

We will download apache-commons-lang.jar library or use maven to config

1) Generate random numbers in a range by while loop

Output:

2) Generate random numbers in a range by retreive randomly

Output:

 

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