Unicode就是上文中提到的编码字符集，而UTF-8就是字符编码，即Unicode规则字库的一种实现形式。 随着互联网的发展，对同一字库集的要求越来越迫切，Unicode标准也就自然而然的出现。 它几乎涵盖了各个国家语言可能出现的符号和文字，并将为他们编号。

UTF-16也是一种变长编码，对于一个Unicode字符被编码成1至2个码元，每个码元为16位。 基本多语言平面（码位范围U+0000-U+FFFF） 在基本多语言平面内的码位UTF-16编码使用1个码元且其值与Unicode是相等的（不需要转换）。

UTF-8 Encoding for Excel Using Java. Typically, using standard formats when programming can help you migrate information between different programs. Using the Comma Separated Value file format ...

A BOM is Unicode character that some text editors and program add to the beginning of a file to indicate that the contents use Unicode encoding. This is an optional character, though, and some ...

You can also use an online tool to reverse Unicode text from left to right, such as Unicode Reverser. It supports UTF-8, UTF-16, UTF-32, UCS-2 and other Unicode encodings as well as emoji characters.