What is Underscore?
언더스코어란?
0x5f is the hexadecimal Unicode code point for the underscore (_) character. Though simple, it's widely used in programming and design.
Technical Details
기술적 정보
| Unicode | U+005F |
| Hexadecimal | 0x5f |
| Decimal | 95 |
| HTML Entity | _ |
| Official Name | LOW LINE |
| Category | Punctuation, Other |
Common Uses
활용 사례
- Used in
snake_casevariable naming in programming - Substitutes spaces in filenames (e.g.,
my_document.txt) - Visual representation of
text-decoration: underline;in CSS - Used in database field names where special characters aren't allowed
- Serves as a placeholder when a visible space is needed (e.g., in forms or layouts)
Try It
직접 해보기
Click to copy the underscore character:
_