Check if the Same Case

Published by Helen Yu in
stringsvalidation

Create a function that returns true if an input string contains only uppercase or only lowercase letters.

Examples

sameCase("hello") ➞ true

sameCase("HELLO") ➞ true

sameCase("Hello") ➞ false

sameCase("ketcHUp") ➞ false

Notes

  • Don't forget to return the result.
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