returns text with words in lowercase after a capitalised first letter.
Syntax:
PROPER(text)
returns text with the first letter of each word capitalised, and other letters in lower case. More specifically, the first letter and any letter that follows a non-letter are capitalised.
Example:
PROPER("gooD morNINg")
returns Good Morning.
PROPER("john o'connor")
returns John O'Connor.
PROPER("don't worry")
returns Don'T Worry. The T is capitalised as it follows a non-letter.