今天了解了JavaScript的转义。分别是JSON转义、HTML转义、String转义等。
主要会导致XSS漏洞，由于是内部资料，这里不分析了。
Escape sequences
| Properties | Description |
|---|---|
| \b | Backspace. |
| \f | Form feed. |
| \n | Newline. |
| \O | Nul character. |
| \r | Carriage return. |
| \t | Horizontal tab. |
| \v | Vertical tab. |
| \' | Single quote or apostrophe. |
| \" | Double quote. |
| \\ | Backslash. |
| \ddd | The Latin-1 character specified by the three octal digits between 0 and 377. ie, copyright symbol is \251. |
| \xdd | The Latin-1 character specified by the two hexadecimal digits dd between 00 and FF. ie, copyright symbol is \xA9. |
| \udddd | The Unicode character specified by the four hexadecimal digits dddd. ie, copyright symbol is \u00A9. |