Set

Original expression

-[\u21F4-\u22FF] Copy

Normalized

[\u0000-\u21F3\u2300-\u{10FFFF}] Copy

Perl

[\x00-\x{21F3}\x{2300}-\x{10FFFF}] Copy

Complemetary

Characters (1113844)

• U+0000
• ...
• ⇳ U+21F3
• ⌀ U+2300
• ...
• 􏿿 U+10FFFF