Help System (web edition)

CHARS L1,L2,xyz
counts the number of characters xyz (a sequence of any printable
characters except , and space) on edit lines L1-L2.
Example:
CHARS CUR+1,CUR+1,IV / # of characters IV is 38.
I II III IV V VI VII VIII IX X XI XII XIII XIV XV XVI XVII XVIII XIX XX

See also WORDS?