Question

How to check if a string is title case in Scala

Answer 1

object Main {
  def isTitleCase(s: String): Boolean = {
    s.split("\\s+").forall { word =>
      word.nonEmpty &&
      word.head.isUpper &&
      word.tail.forall(_.isLower)
    }
  }

  def main(args: Array[String]): Unit = {
    println(isTitleCase("Hello World"))   // true
    println(isTitleCase("Hello world"))   // false
  }
}


/*
run:

true
false

*/

 

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