Doc improvements

Fixes #297.
nodejs · Jul 13, 2011 · d05afa5 · d05afa5
1 parent 6bcd96c
commit d05afa5
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/doc/api/buffers.markdown b/doc/api/buffers.markdown
@@ -16,6 +16,9 @@ method.  Here are the different string encodings;
 
 * `'ascii'` - for 7 bit ASCII data only.  This encoding method is very fast, and will
 strip the high bit if set.
+Note that this encoding converts a null character (`'\0'` or `'\u0000'`) into
+`0x20` (character code of a space). If you want to convert a null character
+into `0x00`, you should use `'utf8'`.
 
 * `'utf8'` - Multi byte encoded Unicode characters.  Many web pages and other document formats use UTF-8.