Set

Original expression

-[\u4F01-\uD7FF] Copy

Normalized

[\u0000-\u4F00\uD800-\u{10FFFF}] Copy

Perl

[\x00-\x{4F00}\x{D800}-\x{10FFFF}] Copy

Complemetary

Characters (1079041)

• U+0000
• ...
• 伀 U+4F00
• � U+D800
• ...
• 􏿿 U+10FFFF