Set

Original expression

-[\u2900-\u2AFF] Copy

Normalized

[\u0000-\u28FF\u2B00-\u{10FFFF}] Copy

Perl

[\x00-\x{28FF}\x{2B00}-\x{10FFFF}] Copy

Complemetary

Characters (1113600)

• U+0000
• ...
• ⣿ U+28FF
• ⬀ U+2B00
• ...
• 􏿿 U+10FFFF