The uniq method returns a new array with all duplicate values removed.
Ruby iterate array in reverse.
In other languages iterating in the opposite direction can be kind of a pain in the well you know.
You can use the array reverse method to reverse the order of the elements in the array before iterating over them.
Returns a new array.
However ruby makes it a cinch.
In the first form if no arguments are sent the new array will be empty.
These are just a few of the many ways.
You could iterate through the array and filter out the duplicates but ruby s uniq method makes that a lot easier.
When a size and an optional default are sent an array is created with size copies of default take notice that all elements will reference the same object default.
Here we are going to learn about the array reverse each method with example in ruby programming language.
Submitted by hrithik chandra prasad on december 22 2019.
Reverse each is a array class method which traverses self in reverse order.
The second form creates a copy of the array passed as a parameter the array is generated by calling to ary on the parameter.