literals.rdoc: add DEL [ci skip]

* doc/syntax/literals.rdoc (Strings): [DOC] add DEL. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51876 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
tmm1 · Sep 16, 2015 · 98289e9 · 98289e9
1 parent 0eb99f8
commit 98289e9
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/doc/syntax/literals.rdoc b/doc/syntax/literals.rdoc
@@ -105,6 +105,9 @@ sequences are as follows:
   \cx or \C-x    control character, where x is an ASCII printable character
   \M-x           meta character, where x is an ASCII printable character
   \M-\C-x        meta control character, where x is an ASCII printable character
+  \M-\cx         same as above
+  \c\M-x         same as above
+  \c? or \C-?    delete, ASCII 7Fh (DEL)
 
 Any other charater followed by a backslash is interpreted as the
 character itself.