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Scala - Capitalizing a list of strings using for expression Code Example

The code for Capitalizing a list of strings using for expression

val cities = List("gwalior", "new delhi", "mumbai")

// You can create a list of capitalized 
// strings with this for-expression
val ucCities = for (city <- cities) yield city.capitalize

// Printing
println(cities)
println(ucCities)

/*
Output:
List(gwalior, new delhi, mumbai)
List(Gwalior, New delhi, Mumbai)
*/