摘要：
Escape SequenceRepresents\aBell (alert)\bBackspace\fFormfeed\nNew line\rCarriage return\tHorizontal tab\vVertical tab\'Single quotation mark\"Double quotation mark\\Backslash\?Literal question mark\oooASCII character in octal notation\xhhASCII character in hexadecimal notation\xhhhhUnicode 阅读全文
