U+5811 "堑" CJK Unified Ideograph-# Unicode Character
Unicode Version 17.0
堑
U+5811 "堑" CJK Unified Ideograph-# is a Chinese character that primarily means "moat" or "pit" and often refers to a defensive trench, ditch, or depression in the ground used for military fortifications or as a barrier. In modern usage, it can also signify a setback or a period of difficulty in a person's career or life, as seen in the Chinese idiom 吃一堑，长一智 meaning "a fall into a pit, a gain in your wit." The character is composed of the radical 土 for earth or ground and the phonetic component 欠, and it is commonly found in historical texts and contemporary discussions related to engineering, geography, and figurative language about obstacles.
General Properties
| Code Point | U+5811 |
| 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 | 堑 |
| HTML Hex Encoding | 堑 |
| UTF-8 Encoding | 0xE5 0xA0 0x91 |
| UTF-16 Encoding | 0x5811 |
| UTF-32 Encoding | 0x00005811 |
| C/C++/Java Escape | \u5811 |
Unicode Properties
Unihan Properties
| kCCCII | 27385B |
| kCangjie | XKLG |
| kCantonese | cim3 |
| kDefinition | moat, trench, pit, cavity |
| kEACC | 27385B |
| kFourCornerCode | 4210 |
| kGB0 | 3921 |
| kHanYu | 10452.050 |
| kIICore | AG |
| kIRGHanyuDaZidian | 10452.050 |
| kIRGKangXi | 0232.181 |
| kIRG_GSource | G0-4735 |
| kTGH | 2013:4808 |
| kKangXi | 0232.181 |
| kMainlandTelegraph | 1058 |
| kMandarin | qiàn |
| kPhonetic | 21* |
| kRSUnicode | 32.8 |
| kSMSZD2003Index | 135.14 |
| kTGHZ2013 | 297.100:qiàn |
| kTotalStrokes | 11 |
| kTraditionalVariant | "塹" U+5879 CJK Unified Ideograph-# |
| kUnihanCore2020 | G |
| kXHC1983 | 0915.110:qiàn |