Ruby program to remove duplicate elements from the array

Program/Source Code:

The source code to remove duplicate elements from the array is given below. The given program is compiled and executed successfully.

# Ruby program to remove duplicate 
# elements from the array

arr = [10,20,30,40,50,30,10];
res = arr.uniq();

puts "Array elements: \n",arr,"\n";
puts "Uniq Array elements: \n",res,"\n";

Output:

Array elements: 
10
20
30
40
50
30
10

Uniq Array elements: 
10
20
30
40
50

Explanation:

In the above program, we created an array arr with some elements. Then we used uniq() method. The uniq() method is used to remove duplicate elements from array and return an array with unique elements. After that, we printed unique elements.