字符大全
±

U+00B1

正负号 PLUS-MINUS SIGN

浏览器默认显示±
码位(点代码)U+00B1
序号177
区段拉丁语增补
加入Unicode版本1.1
HTML实体± 或 ±
CSS\00B1
URL编码%C2%B1
域名编码xn--oba
UTF编码
UTF-80xC2 0xB1
UTF-16BE0x00 0xB1
UTF-16LE0xB1 0x00
UTF-32BE0x00 0x00 0x00 0xB1
UTF-32LE0xB1 0x00 0x00 0x00