Code point
U+2308
Glyph appearance depends on your fonts.
U+2308
PsU+2308 LEFT CEILING is a Unicode 16.0.0 character in the Open Punctuation category. It belongs to the Miscellaneous Technical block.
Choose the representation you need, then copy its value.
U+2308
8968
⌈
⌈
⌈
E2 8C 88
2308
00002308
%E2%8C%88
\u2308
\u2308
\u2308
\2308