@@ -1295,8 +1295,8 @@ Block quotations
12951295Markdown uses email conventions for quoting blocks of text.
12961296A block quotation is one or more paragraphs or other block elements
12971297(such as lists or headers), with each line preceded by a `>` character
1298−and a space. (The `>` need not start at the left margin, but it should
1299−not be indented more than three spaces.)
1298+and an optional space. (The `>` need not start at the left margin, but
1299+it should not be indented more than three spaces.)
13001300
13011301 > This is a block quote. This
13021302 > paragraph has two lines.
@@ -1320,6 +1320,13 @@ other block quotes. That is, block quotes can be nested:
13201320 >
13211321 > > A block quote within a block quote.
13221322
1323+If the `>` character is followed by an optional space, that space
1324+will be considered part of the block quote marker and not part of
1325+the indentation of the contents. Thus, to put an indented code
1326+block in a block quote, you need five spaces after the `>`:
1327+
1328+ > code
1329+
13231330#### Extension: `blank_before_blockquote` ####
13241331
13251332Standard markdown syntax does not require a blank line before a block