Code point
U+223C
Glyph appearance depends on your fonts.
U+223C
SmU+223C TILDE OPERATOR 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+223C
8764
∼
∼
∼
E2 88 BC
223C
0000223C
%E2%88%BC
\u223C
\u223C
\u223C
\223C