ASCII 58
ASCII 58 is Colon, written :.
Every representation
| Character | : |
| Name | Colon |
| Decimal | 58 |
| Hexadecimal | 0x3A |
| Octal | 0072 |
| Binary | 00111010 |
| HTML entity | : |
| Escape sequence | \x3A |
| Unicode | U+003A |
| Group | Punctuation or symbol |
What it is for
Colon. Separates key from value in JSON and YAML, and host from port in a URL.
Where the number comes from
Codes 32 to 126 hold the printable characters. The punctuation was distributed around the letters and digits so that the most common characters fell into positions that were convenient for the teleprinter keyboards of the time.
Frequently asked questions
What is ASCII 58?
Colon, the character :. In hexadecimal it is 0x3A, in octal 0072, and in binary 00111010.
How do I type ASCII 58?
Type : directly. In a string literal it can also be written \\x3A, and in HTML as :.
Is ASCII 58 printable?
Yes. Codes 32 to 126 are the printable range, which is every character ASCII can actually display.
Nearby codes
- ASCII 51 — 3
- ASCII 52 — 4
- ASCII 53 — 5
- ASCII 54 — 6
- ASCII 55 — 7
- ASCII 56 — 8
- ASCII 57 — 9
- ASCII 59 — ;
- ASCII 60 — <
- ASCII 61 — =
- ASCII 62 — >
- ASCII 63 — ?
- ASCII 64 — @
- ASCII 65 — A
Full ASCII table · Text to binary converter · Number base converter