ASCII 91
ASCII 91 is Left square bracket, written [.
Every representation
| Character | [ |
| Name | Left square bracket |
| Decimal | 91 |
| Hexadecimal | 0x5B |
| Octal | 0133 |
| Binary | 01011011 |
| HTML entity | [ |
| Escape sequence | \x5B |
| Unicode | U+005B |
| Group | Punctuation or symbol |
What it is for
The character [.
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 91?
Left square bracket, the character [. In hexadecimal it is 0x5B, in octal 0133, and in binary 01011011.
How do I type ASCII 91?
Type [ directly. In a string literal it can also be written \\x5B, and in HTML as [.
Is ASCII 91 printable?
Yes. Codes 32 to 126 are the printable range, which is every character ASCII can actually display.
Nearby codes
- ASCII 84 — T
- ASCII 85 — U
- ASCII 86 — V
- ASCII 87 — W
- ASCII 88 — X
- ASCII 89 — Y
- ASCII 90 — Z
- ASCII 92 — \
- ASCII 93 — ]
- ASCII 94 — ^
- ASCII 95 — _
- ASCII 96 — `
- ASCII 97 — a
- ASCII 98 — b
Full ASCII table · Text to binary converter · Number base converter