Set

Original expression

-[\u25F1-\u2CEE] Copy

Normalized

[\u0000-\u25F0\u2CEF-\u{10FFFF}] Copy

Perl

[\x00-\x{25F0}\x{2CEF}-\x{10FFFF}] Copy

Complemetary

Characters (1112322)

• U+0000
• ...
• ◰ U+25F0
• ⳯ U+2CEF
• ...
• 􏿿 U+10FFFF