Code point
U+290E
Glyph appearance depends on your fonts.
U+290E
SmU+290E LEFTWARDS TRIPLE DASH ARROW is a Unicode 16.0.0 character in the Math Symbol category. It belongs to the Supplemental Arrows-B block.
Choose the representation you need, then copy its value.
U+290E
10510
⤎
⤎
⤎
E2 A4 8E
290E
0000290E
%E2%A4%8E
\u290E
\u290E
\u290E
\290E