-[\u0001-\u0008\u000B-\u000C\u000E-\u001F\uFFFE-\uFFFF]
[\u0000\u0009-\u000A\u000D\u0020-\uFFFD\u{10000}-\u{10FFFF}]
[\x00\x09-\x0A\x0D\x20-\x{FFFD}\x{10000}-\x{10FFFF}]
Test a string: Show
Compare with: Show
Complemetary
U+0000
U+0009
U+000A
U+000D
U+0020
U+FFFD
U+10000
U+10FFFF
