Commit 136b7da9 authored by Kim F. Storm's avatar Kim F. Storm
Browse files

(Character Type): New \s escape for space.

parent b23375aa
......@@ -279,10 +279,12 @@ way to write the space character. If the character is @samp{\}, you
@cindex @samp{\r}
@cindex escape
@cindex @samp{\e}
@cindex space
@cindex @samp{\s}
You can express the characters Control-g, backspace, tab, newline,
vertical tab, formfeed, return, del, and escape as @samp{?\a},
vertical tab, formfeed, space, return, del, and escape as @samp{?\a},
@samp{?\b}, @samp{?\t}, @samp{?\n}, @samp{?\v}, @samp{?\f},
@samp{?\r}, @samp{?\d}, and @samp{?\e}, respectively. Thus,
@samp{?\r}, @samp{?\d}, @samp{?\e}, and @samp{?\s}, respectively. Thus,
@example
?\a @result{} 7 ; @r{@kbd{C-g}}
......@@ -293,6 +295,7 @@ vertical tab, formfeed, return, del, and escape as @samp{?\a},
?\f @result{} 12 ; @r{formfeed character, @kbd{C-l}}
?\r @result{} 13 ; @r{carriage return, @key{RET}, @kbd{C-m}}
?\e @result{} 27 ; @r{escape character, @key{ESC}, @kbd{C-[}}
?\s @result{} 32 ; @r{space character, @key{SPC}}
?\\ @result{} 92 ; @r{backslash character, @kbd{\}}
?\d @result{} 127 ; @r{delete character, @key{DEL}}
@end example
......@@ -407,7 +410,8 @@ represents the shifted-control-o character.
in a character: @dfn{hyper}, @dfn{super} and @dfn{alt}. The syntaxes
for these bits are @samp{\H-}, @samp{\s-} and @samp{\A-}. (Case is
significant in these prefixes.) Thus, @samp{?\H-\M-\A-x} represents
@kbd{Alt-Hyper-Meta-x}.
@kbd{Alt-Hyper-Meta-x}. Note that @samp{\s} (without the @samp{-})
represents the space character.
@tex
Numerically, the
bit values are @math{2^{22}} for alt, @math{2^{23}} for super and @math{2^{24}} for hyper.
......@@ -455,8 +459,8 @@ you should add a backslash before any of the characters
@samp{()\|;'`"#.,} to avoid confusing the Emacs commands for editing
Lisp code. Also add a backslash before whitespace characters such as
space, tab, newline and formfeed. However, it is cleaner to use one of
the easily readable escape sequences, such as @samp{\t}, instead of an
actual whitespace character such as a tab.
the easily readable escape sequences, such as @samp{\t} or @samp{\s},
instead of an actual whitespace character such as a tab or a space.
@node Symbol Type
@subsection Symbol Type
......
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