RE: How will software source code represent 21 bit unicode charac ters?

[jarkko . hietaniemi]

> In a perfect world, we would probably have an enclosing symbol (e.g.
> '\<4E00>') so that the number can be variable length.

<tuning into another language channel>
In Perl the notation is \x{...}, where ... is hexdigit sequence:
\x{41} is LATIN CAPITAL LETTER A while \x{263a} is WHITE SMILING FACE,
and \x{1D400} is MATHEMATICAL BOLD CAPITAL A.