Code point
U+255F
Glyph appearance depends on your fonts.
U+255F
SoU+255F BOX DRAWINGS VERTICAL DOUBLE AND RIGHT SINGLE 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+255F
9567
╟
╟
╟
E2 95 9F
255F
0000255F
%E2%95%9F
\u255F
\u255F
\u255F
\255F