Rubutun Rubutun

Haruffan rubutu suna wakiltar lambobi a cikin kwamfutoci. Tsarukan ɓoye daban-daban suna amfani da lambobi daban-daban don haruffa:

ASCII

The ASCII (American Standard Code for Information Interchange) encoding uses 7 bits to represent 128 characters, including English letters (both uppercase and lowercase), digits, and common punctuation symbols. Each ASCII character can be represented by a unique number between 0 and 127.

UTF-8

UTF-8 shine madaidaicin tsayin harufa wanda zai iya wakiltar kowane hali a ma'aunin Unicode. Yana amfani da 1 zuwa 4 bytes kowane hali. UTF-8 ya dace da baya tare da ASCII, ma'ana cewa haruffa 128 UTF-8 na farko sun yi kama da ASCII.

Tsarin Juyawa

Mayar da rubutu zuwa hexadecimal ya ƙunshi matakai masu zuwa:

1. Determine the numerical value of each character using the chosen encoding (ASCII or UTF-8).
2. Convert each numerical value to its hexadecimal (base-16) representation.
3. Da zaɓin, raba kowace ƙimar hexadecimal tare da sarari don karantawa.
4. Da zaɓin, canza duk haruffa hexadecimal zuwa manyan haruffa.

Bayanan Amfani

• When using ASCII encoding, any character outside the 7-bit ASCII range (128-255) will be converted to a question mark (?).
• Rufin UTF-8 yana goyan bayan duk haruffa Unicode, gami da alamomi na musamman, emojis, da haruffa daga yarukan da ba na Ingilishi ba.
• Kowace harafin UTF-8 na iya wakilta ta da ƙimar hexadecimal da yawa idan yana amfani da fiye da ɗaya byte.
• Ana amfani da ƙimar hexadecimal galibi a cikin ƙididdigewa don adiresoshin ƙwaƙwalwar ajiya, lambobin launi, da wakilcin bayanan binary.