@ -243,7 +243,7 @@ class << File
# Matches any one character in +set+. Behaves exactly like character sets
# in Regexp, including set negation (<code>[^a-z]</code>).
#
# <code> \ </code>::
# <code>\\</code>::
# Escapes the next metacharacter.
# <code>{a,b}</code>::