Code point
U+2368
Glyph appearance depends on your fonts.
U+2368
SoU+2368 APL FUNCTIONAL SYMBOL TILDE DIAERESIS is a Unicode 16.0.0 character in the Other Symbol category. It belongs to the Miscellaneous Technical block.
Choose the representation you need, then copy its value.
U+2368
9064
⍨
⍨
E2 8D A8
2368
00002368
%E2%8D%A8
\u2368
\u2368
\u2368
\2368