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Unicode Regional Indicator Symbols
en.wikipedia.org/wiki/Regional_indicator_symbolYapay zekadan makale özeti
- Purpose and Structure
- 26 Unicode characters (A-Z) for encoding ISO 3166-1 country codes
- Defined in Unicode 6.0 as alternative to separate country flag characters
- Encrypted in U+1F1E6 to U+1F1FF range within Supplementary Multilingual Plane
- Implementation Details
- Only 270 valid Unicode region codes out of 676 possible pairs
- Includes 249 officially assigned ISO 3166-1 alpha-2 codes
- Some systems may display country codes instead of flags
- Regional flags use separate emoji tag sequences with U+1F3F4
- Historical Context
- Draft proposal in 2007 included ten national flags for Japanese carriers
- Alternative solutions considered prejudicial or rejected
- Main purpose is unambiguous mapping to emoji core sets
- Unicode FAQ recommends using national flag display instead of direct encoding