Update README.md

Updated grammar mistakes to make instructions easier to read.
3 years ago · fe14f0ba6e
1 changed files with 1 additions and 1 deletions
--- a/subjects/isupper/README.md
+++ b/subjects/isupper/README.md
@ -2,7 +2,7 @@

 ### Instructions

-Write a function that returns `true` if the `string` passed in parameter only contains uppercase characters, and that returns `false` otherwise.
+Write a function that returns 'true' if the 'string' passed as parameter contains only the uppercase characters; returns 'false' otherwise.

 ### Expected function