Set

Original expression

-[\u2190-\u21FF] Copy

Normalized

[\u0000-\u218F\u2200-\u{10FFFF}] Copy

Perl

[\x00-\x{218F}\x{2200}-\x{10FFFF}] Copy

Complemetary

Characters (1114000)

• U+0000
• ...
• ↏ U+218F
• ∀ U+2200
• ...
• 􏿿 U+10FFFF