Code point
U+255D
Glyph appearance depends on your fonts.
U+255D
SoU+255D BOX DRAWINGS DOUBLE UP AND LEFT is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Box Drawing block.
Choose the representation you need, then copy its value.
U+255D
9565
╝
╝
╝
E2 95 9D
255D
0000255D
%E2%95%9D
\u255D
\u255D
\u255D
\255D