| Symbol Name | Error-barred Black Square |
| Unicode Version | 3.2 |
| Unicode | U+29EF |
| Unicode block | |
| General category | Math Symbol (Sm) |
| CSS Code | \29EF |
| Hex Code | 0x29EF |
| HTML Code | ⧯ |
| LaTeX | \text{ERROR-BARREDBLACKSQUARE} |
| Symbol | ⧯ |
| URL encode (UTF-8 percent) | %E2%A7%AF |
| Spoken / screen reader name | Error-barred Black Square |
| UTF-8 | E2 A7 AF |
| UTF-16 | 29EF |
| UTF-32 | 000029EF |
1\documentclass{article}2\usepackage{pifont}3\text{ERROR-BARREDBLACKSQUARE}4\end{document}You can type the error-barred black square symbol on most modern devices with the help of following methods:
Alt + 10735 on Windows (numeric keypad with Num Lock), or insert via Character Map.
Edit → Emoji & Symbols, search "error-barred black square", or use Unicode Hex Input with 29EF.
Ctrl + Shift + U, type 29ef, then Enter (layout-dependent).
Paste from this page, use text replacement, or pick from the symbol keyboard.
Paste from this page or use a keyboard with geometric symbol support.
1span.error-barred-black-square::before { content: "\29EF"; }1<span>⧯</span>Error-barred Black Square symbol's representation in different programming languages can be found in the table below:
| Language | Representation |
|---|---|
| JavaScript / TypeScript | '\u29EF' or String.fromCodePoint(10735) |
| Python | '\N{ERROR-BARRED BLACK SQUARE}' or chr(10735) |
| Rust | '\u{29EF}' |
| C / C++ | UTF-8 source or wchar_t with U+29EF |
| Go | string(rune(0x29EF)) |
| Ruby | "\u{29EF}" |