Fullwidth Digit Four vs Fullwidth Low Line
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VS
Property Comparison
| Property | ４ FF14 | ＿ FF3F |
|---|---|---|
| Name | Fullwidth Digit Four | Fullwidth Low Line |
| Category | Punctuation | Punctuation |
| Block | Halfwidth and Fullwidth Forms | Halfwidth and Fullwidth Forms |
| Script | Zyyy | Zyyy |
| General Category | Decimal Number (Nd) | Connector Punctuation (Pc) |
| Bidirectional | EN | ON |
Encoding Comparison
| Format | FF14 | FF3F |
|---|---|---|
| Unicode | U+FF14 | U+FF3F |
| HTML Decimal | ４ | ＿ |
| HTML Hex | ４ | ＿ |
| CSS | \FF14 | \FF3F |
| JavaScript | \u{FF14} | \u{FF3F} |
| Python | \uff14 | \uff3f |
| UTF-8 | ef bc 94 | ef bc bf |
How to Distinguish
Both Fullwidth Digit Four and Fullwidth Low Line belong to the Punctuation category and the Halfwidth and Fullwidth Forms block. Compare their codepoints and visual rendering to distinguish them.
Tip: Paste the character into a hex editor or use
charCodeAt()
in JavaScript to check the actual codepoint.