Code point
U+22F0
Glyph appearance depends on your fonts.
U+22F0
SmU+22F0 UP RIGHT DIAGONAL ELLIPSIS is a Unicode 16.0.0 character in the Math Symbol category. It belongs to the Mathematical Operators block.
Choose the representation you need, then copy its value.
U+22F0
8944
⋰
⋰
⋰
E2 8B B0
22F0
000022F0
%E2%8B%B0
\u22F0
\u22F0
\u22F0
\22F0