How to make the first character uppercase of each word of a List in Scala

Hey there!

In this post, we will look at a Scala program to make the first character uppercase of each word of an List.

Let’s look at the program:

object CamelCaseWordMaker extends App {
  def capitalize(input: List[String]): List[String] =
    input
      .map(str => str.split(" "))
      .map(arr => arr.map(_.capitalize).mkString(" "))

  println(capitalize(List("hello", "world", "hello world")))
}

object CamelCaseWordMaker extends App {

def capitalize(input: List[String]): List[String] =

input

.map(str => str.split(" "))

.map(arr => arr.map(_.capitalize).mkString(" "))

println(capitalize(List("hello", "world", "hello world")))

}

Output:

Happy learning.

Please leave a reply in case of any queries.

S	M	T	W	T	F	S
	1	2	3	4	5	6
7	8	9	10	11	12	13
14	15	16	17	18	19	20
21	22	23	24	25	26	27
28	29	30

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