How to use the ASCII reference
Search by symbol, character name or numeric representation. ASCII values are commonly used in programming, text processing, communication protocols and data encoding.
ASCII Character Reference Cheat Sheet
| Symbol | Constant | Value | Unit | |
|---|---|---|---|---|
| NUL | Null character | 0 / 0x00 | ASCII | |
| LF | Line feed | 10 / 0x0A | ASCII | |
| CR | Carriage return | 13 / 0x0D | ASCII | |
| SPACE | Space | 32 / 0x20 | ASCII | |
| A | Uppercase A | 65 / 0x41 | ASCII | |
| a | Lowercase a | 97 / 0x61 | ASCII |
About this calculator
A searchable reference for common ASCII control characters and printable symbols.