Code point
U+2263
Glyph appearance depends on your fonts.
U+2263
SmU+2263 STRICTLY EQUIVALENT TO 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+2263
8803
≣
≣
E2 89 A3
2263
00002263
%E2%89%A3
\u2263
\u2263
\u2263
\2263