U+51FD "函" CJK Unified Ideograph-# Unicode Character
Unicode Version 17.0
函
U+51FD "函" CJK Unified Ideograph-# is a Chinese character that primarily means "box," "letter," or "envelope," and it is commonly used in East Asian languages such as Chinese, Japanese, and Korean. Its structure is derived from a pictographic representation of a container or case, often with a lid, and it appears in words like "函數" (function in Chinese) or "書函" (a written letter). This character carries historical significance in classical texts and modern usage, symbolizing containment or correspondence, and it is encoded in Unicode as part of the CJK (Chinese, Japanese, Korean) unified ideographs block, which standardizes characters shared across these languages.
General Properties
| Code Point | U+51FD |
| Version Added | 1.1 |
| Name | CJK Unified Ideograph-# |
| Block | CJK Unified Ideographs |
| General Category | Other Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
Encodings
| HTML Decimal Encoding | 函 |
| HTML Hex Encoding | 函 |
| UTF-8 Encoding | 0xE5 0x87 0xBD |
| UTF-16 Encoding | 0x51FD |
| UTF-32 Encoding | 0x000051FD |
| C/C++/Java Escape | \u51fd |
Unicode Properties
Unihan Properties
| kBigFive | A8E7 |
| kCCCII | 21334E |
| kCNS1986 | 1-4C2A |
| kCNS1992 | 1-4C2A |
| kCangjie | NUE |
| kCantonese | haam4 |
| kCihaiT | 173.201 |
| kCowles | 929 |
| kDaeJaweon | 0303.100 |
| kDefinition | correspondence; a case; a box |
| kEACC | 21334E |
| kFanqie | 胡男 胡讒 |
| kFenn | 652F |
| kFennIndex | 148.01 |
| kFourCornerCode | 1077.2 |
| kGB0 | 2615 |
| kGB1 | 2615 |
| kGradeLevel | 4 |
| kGSR | 0643b |
| kHangul | 함:0N |
| kHanYu | 10309.090 |
| kHanyuPinyin | 10309.090:hán |
| kHKGlyph | 0323 |
| kIICore | AGTJHKMP |
| kIRGDaeJaweon | 0303.100 |
| kIRGHanyuDaZidian | 10309.090 |
| kIRGKangXi | 0135.160 |
| kIRG_GSource | G0-3A2F |
| kIRG_HSource | HB1-A8E7 |
| kIRG_JSource | J0-4821 |
| kIRG_KPSource | KP0-F2DE |
| kIRG_KSource | K0-795E |
| kIRG_TSource | T1-4C2A |
| kIRG_VSource | V1-4C6E |
| kJapanese | カン ゴン ゲン はこ いれる |
| kJinmeiyoKanji | 2010 |
| kKoreanName | 2015 |
| kTGH | 2013:1322 |
| kJapaneseKun | IRERU HAKO |
| kJapaneseOn | KAN |
| kJis0 | 4001 |
| kKangXi | 0135.160 |
| kKarlgren | 63 |
| kKorean | HAM |
| kMainlandTelegraph | 0428 |
| kMandarin | hán |
| kMatthews | 2049 |
| kMeyerWempe | 630 |
| kMojiJoho | MJ007443 MJ007443:E0102 MJ007444:E0103 |
| kMorohashi | 01826 01826:E0102 |
| kNelson | 0049 |
| kPhonetic | 418 |
| kRSAdobe_Japan1_6 | C+3381+17.2.6 V+20082+17.2.6 |
| kRSUnicode | 17.6 |
| kSBGY | 222.13 229.29 |
| kSemanticVariant | U+51FE<kMatthews U+5705<kMatthews |
| kSMSZD2003Index | 55.07 |
| kSMSZD2003Readings | hàn粵haam4 |
| kTaiwanTelegraph | 0428 |
| kTang | hæm |
| kTGHZ2013 | 130.010:hán |
| kTotalStrokes | 8 |
| kUnihanCore2020 | GHJKMPT |
| kVietnamese | hòm |
| kXerox | 250:316 |
| kXHC1983 | 0439.050:hán |