U+1F100 DIGIT ZERO FULL STOP

The Unicode character U+1F100, officially named DIGIT ZERO FULL STOP, was introduced in Unicode version 5.2. It is part of the Enclosed Alphanum Sup block, which belongs to the Supplementary Multilingual plane.

Categorized technically as a Other Number, this character typically falls under the Common script. In terms of text layout and rendering, the glyph is a compatibility composition and has ambiguous in East Asian typography. When placed in bidirectional text, it behaves as an European Number character. Its visual representation remains not mirrored regardless of the reading direction.