Character U+00A9
Char U+00A9
Char
©
Unicode
U+A9
Conversion Results
dec: 169
hex: 0xA9
oct: 251
bin: 10101001
Appears in charsets
Canonical
/char/u00a9Unicode & UTF
Unicode 映射与其在常见编码（UTF‑8/16/32）中的表示，便于复制粘贴与调试。
| Unicode | U+A9 | |
| Unicode dec | 169 | |
| UTF-8 (hex) | C2 A9 | |
| UTF-8 (bin) | 11000010 10101001 | |
| UTF-16 | 00A9 | |
| UTF-32 | 000000A9 |
HTML & URL
Web 场景常用的 HTML 实体、URL 转义与 QP 编码，方便在页面/邮件/日志中使用。
| HTML Number | © | |
| HTML Hex | © | |
| URL Escape | %C2%A9 | |
| Quoted-printable | =C2=A9 |
Source Code Escapes
C, C++, and Java
"\u00A9"
CSS Code
\00A9
JavaScript
"\u00A9"
Perl
\x{A9}
Python 2
u"\u00A9"
Python 3
"\u00A9"
Ruby
\u{A9}