Code point
U+224C
Glyph appearance depends on your fonts.
U+224C
SmU+224C ALL EQUAL 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+224C
8780
≌
≌
≌
E2 89 8C
224C
0000224C
%E2%89%8C
\u224C
\u224C
\u224C
\224C