0 and 255 inclusive.  Hexadecimal escapes satisfy this condition
by construction. The escapes <code>\u</code> and <code>\U</code>
represent Unicode code points so within them some values are illegal,
in particular those above <code>0x10FFFF</code> and surrogate halves.
</p>

<p>
After a backslash, certain single-character escapes represent special values:
</p>

<pre class="grammar">
\a   U+0007 alert or bell
\b   U+0008 backspace

font-weight: 500; font-size: small; } #content table { border-collapse:collapse; width:90%; margin:auto; margin-top: 5px; } #content thead { background-color:#CED4BD; border:1px solid #7A9437; } #content tbody { border-collapse:collapse; background-color:#FFFFFF; border:1px solid #7A9437; } #content th { font-family:monospace; border:1px solid #7A9437; padding:5px; } #content td { border:1px dotted #7A9437; padding:0 3 0 3; } #content table a { color:#7A9437; text-decoration:none; } #content table a:hover...