Set

Name

A character in obs Copy

Original expression

$rfc2822:obs-char Copy

Normalized

[\u0000-\u0009\u000B-\u000C\u000E-~] Copy

Perl

[\x00-\x09\x0B-\x0C\x0E-~] Copy

Complemetary

[Notes] [RFC2822]

The set definition is contained in sets.json data file.