Set

Original expression

-[\u1000-\u401F] Copy

Normalized

[\u0000-\u0FFF\u4020-\u{10FFFF}] Copy

Perl

[\x00-\x{0FFF}\x{4020}-\x{10FFFF}] Copy

Complemetary

Characters (1101792)

• U+0000
• ...
• ࿿ U+0FFF
• 䀠 U+4020
• ...
• 􏿿 U+10FFFF