ASCII 177
Plus-Minus Sign (±)
Latin-1 Supplement
Plus-minus sign (±). Used to express margins of error and tolerance ranges (5 ± 0.5).
All encodings at a glance
| Decimal | 177 |
| Hexadecimal | 0xB1 |
| Octal | 0261 |
| Binary | 10110001 |
| HTML numeric entity | ± |
| HTML named entity | ± |
| URL encoding | %B1 |
| UTF-8 bytes | 0xC2 0xB1 |
Code snippets
JavaScript
String.fromCharCode(177); // "±"
177.toString(16); // "b1"Python
chr(177) # control char ±
ord(chr(177)) # 177
hex(177) # '0xb1'HTML
± <!-- named entity -->
± <!-- numeric entity -->Unicode & UTF-8 note
In Unicode this is U+00B1. In UTF-8 it encodes to the byte sequence 0xC2 0xB1. In legacy Latin-1 (ISO-8859-1) it is a single byte 0xB1, which is why Latin-1 files often appear as mojibake when interpreted as UTF-8.