How to use ‘sortWith’ Method In Scala
You can specify your own custom sorting logic using the ‘sortWith()’ method. It requires a function to compare two elements, and it outputs a boolean representing the order of sorting.
Below is the Scala program to implement the approach:
val names = Array("Alice", "Bob", "Charlie", "David")
// Sort by name length (ascending)
val sortedNames = names.sortWith(_.length < _.length)
// Output: Bob, Alice, David, Charlie
println(sortedNames.mkString(", "))
Output:
How to Sort an Array in Scala?
Sorting arrays effectively is essential for many applications, regardless of whether you’re working with texts, custom objects, or numerical data. Because Scala is a strong and expressive language, it provides a variety of array sorting methods that may be customized to fit various needs and situations.
This article will examine the nuances of sorting arrays in Scala and the different approaches and techniques used to do this task successfully.
Table of Content
- What is Sorting in an Array?
- Using ‘sortWith’ Method
- Using ‘sorted()’ Method
- Using ‘sortBy()’ Method
- Sorting Arrays of Objects
- Sorting Arrays in Reverse Order
- Conclusion
- FAQs