Unicode (Unicode, Universal Code, Unicode) is a character (character) encoding used on computers. It sets a unified and unique binary for each character in each language Encoding to meet the requirements of cross-language and cross-platform text converter and processing.
Started research and development in 1990 and officially announced in 1994.
With the enhancement of computer working capabilities, Unicode has also become popular in the more than ten years since its introduction.
(1) JS code uses Unicode encryption
(2) The Chinese part cracked using Flash cracking tools such as ASV and Flash Genie is also Unicode encoded
(3) CSS, JS, and Flash Chinese characters are best encoded in Unicode. For example, CSS uses Song Dynasty as {font - family:\5b8b\4f53;}, and JS and Flash Chinese characters are \u4e2d\u6587\ u5b57, The advantage of this is that it avoids encoding problems and can be supported by all major browsers
(4) The main function of the Unicode converter tool is to convert strings and Unicode. Generally, JS and flash on the page start with "\u", and CSS starts with "\".