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How to convert a string to lower and uppercase in Scala
Samia IshaqueOverview
The methods toUpperCase and toLowerCase are used to convert strings to upper and lowercase respectively. The methods take a string and either convert all the letters to upper or lowercase.
The following is the definition of toUpperCase in Scala:
String toUpperCase()
The following is the definition of toLowerCase in Scala:
String toLowerCase()
Parameters
Both toUpperCase and toLowerCase do not take any input parameters.
Return value
toUpperCase returns a string in all uppercase letters, and toLowerCase returns a string in all lowercase letters.
Example
The following is an example of how you can use the methods toUpperCase and toLowerCase to convert strings:
object Main extends App {
val str = "Hello World!"
val lowerstr = str.toLowerCase()
val upperstr = str.toUpperCase()
print("In lowercase: " + lowerstr + "\n")
print("In uppercase: " + upperstr)
}RELATED TAGS
scala
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Samia IshaqueCopyright ©2022 Educative, Inc. All rights reserved
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