Code point
U+23B4
Glyph appearance depends on your fonts.
U+23B4
SoU+23B4 TOP SQUARE BRACKET is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Miscellaneous Technical block.
Choose the representation you need, then copy its value.
U+23B4
9140
⎴
⎴
⎴
E2 8E B4
23B4
000023B4
%E2%8E%B4
\u23B4
\u23B4
\u23B4
\23B4