Uppercase I

Decimal: 73

Hex: 49

Uppercase

Decimal

Hexadecimal

0x49

Character

JavaScript (from decimal)

String.fromCharCode(73); // "I"

JavaScript (to decimal)

"I".charCodeAt(0); // 73

Python

chr(73)  # "I"
ord("I")  # 73

C/C++

char c = 73;  // 'I'
int code = 'I';  // 73

Uppercase letters (65-90) represent capital letters A-Z. In ASCII, uppercase letters have values 32 less than their lowercase counterparts.

Uppercase A

Uppercase B

Uppercase C

Uppercase D

Uppercase E

Uppercase F