Ὶ is the Unicode character GREEK CAPITAL LETTER IOTA WITH VARIA, code point U+1FDA (decimal 8154) in the Greek Extended block, added in Unicode 1.1. In HTML write Ὶ, and in UTF-8 it is the 3 bytes E1 BF 9A.
Codes
| Where | How to write it |
|---|---|
| Code point | U+1FDA |
| Decimal | 8154 |
| UTF-8 bytes | E1 BF 9A |
| UTF-16 (big-endian) | 1FDA |
| UTF-32 | 00001FDA |
| HTML decimal | Ὶ |
| HTML hex | Ὶ |
| CSS | \1FDA |
| JavaScript | \u1FDA |
| JSON | \u1FDA |
| Python | \u1FDA |
| Python by name | \N{GREEK CAPITAL LETTER IOTA WITH VARIA} |
| Java, C# | \u1FDA |
| Rust, Swift | \u{1FDA} |
| Go, C, C++ | \u1FDA |
| URL (percent-encoded) | %E1%BF%9A |
JavaScript and JSON strings store text as UTF-16, so this character is one code unit long. Python 3 strings count code points, so its length there is 1.
Properties
| Property | Value |
|---|---|
| Name | GREEK CAPITAL LETTER IOTA WITH VARIA |
| Code point | U+1FDA (decimal 8154) |
| Block | Greek Extended (U+1F00–U+1FFF) |
| General category | Lu: Uppercase letter |
| Script | Greek |
| Bidirectional class | L: Left-to-right |
| Mirrored in right-to-left text | No |
| First in Unicode version | 1.1 |
Decomposition
GREEK CAPITAL LETTER IOTA WITH VARIA is canonically equivalent to the sequence below. Normalising text to NFD splits it into these parts; NFC joins them back into U+1FDA. Search and comparison should normalise first, or the two spellings will not match.
Upper and lower case
- ὶ U+1F76 Greek Small Letter Iota With Varia — Lowercase
Nearby in Greek Extended
- ῐ U+1FD0 Greek Small Letter Iota With Vrachy
- ῑ U+1FD1 Greek Small Letter Iota With Macron
- ῒ U+1FD2 Greek Small Letter Iota With Dialytika And Varia
- ΐ U+1FD3 Greek Small Letter Iota With Dialytika And Oxia
- ῖ U+1FD6 Greek Small Letter Iota With Perispomeni
- ῗ U+1FD7 Greek Small Letter Iota With Dialytika And Perispomeni
- Ῐ U+1FD8 Greek Capital Letter Iota With Vrachy
- Ῑ U+1FD9 Greek Capital Letter Iota With Macron
- Ί U+1FDB Greek Capital Letter Iota With Oxia
- ῝ U+1FDD Greek Dasia And Varia
- ῞ U+1FDE Greek Dasia And Oxia
- ῟ U+1FDF Greek Dasia And Perispomeni
- ῠ U+1FE0 Greek Small Letter Upsilon With Vrachy
- ῡ U+1FE1 Greek Small Letter Upsilon With Macron
- ῢ U+1FE2 Greek Small Letter Upsilon With Dialytika And Varia
- ΰ U+1FE3 Greek Small Letter Upsilon With Dialytika And Oxia
All 233 characters: Greek Extended.
Official reference
Questions people ask
- What is the HTML code for Ὶ?
- Use Ὶ (decimal) or Ὶ (hex).
- What is the UTF-8 encoding of U+1FDA?
- E1 BF 9A (hex), 3 bytes. In a URL it is %E1%BF%9A.
- How do I write U+1FDA in JavaScript or Python?
- JavaScript: \u1FDA. Python: \u1FDA.
Source
Unicode Character Database 18.0.0 (Unicode License v3); HTML entity names from the WHATWG HTML Standard (CC BY 4.0). The encodings above are computed from the code point and checked against Python's encoders. How the character looks depends on your fonts.
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