This coupe of functions: toupper() and tolower() convert strings to uppercase and lowercase
respectively.
Note: Added in G-Cows version 1.2
toupper() converts input-string to uppercase.
input-string can be any valid expression.
Note: Added in G-Cows version 1.2
tolower() converts input-string to lowercase.
input-string can be any valid expression.
This manual can be downloaded from http://www.g-cows.org/.