View details and encodings for Unicode character U+29EF Error-Barred Black Square, located in the Miscellaneous Mathematical Symbols-B block and Math Symbol category. This character was released in 2002 under Unicode version 3.2.
⧯⧯U+29EF;10735\0029EF\u29EF\x{29EF}\u{29EF}u'\u29EF'E2A7AF29EF000029EF