Escape What it does. 含義
\\ Backslash () 反斜槓
\' Single-quote (') 單引號
\" Double-quote (") 雙引號
\a ASCII bell (BEL) 響鈴符
\b ASCII backspace (BS) 退格符
\f ASCII formfeed (FF) 進紙符
\n ASCII linefeed (LF) 換行符
\N{name} Character named name in the Unicode database (Unicode only) Unicode資料庫中的字元名；name就是它的名字
\r ASCII Carriage Return (CR) 回車符
\t ASCII Horizontal Tab (TAB) 水平製表符
\uxxxx Character with 16-bit hex value xxxx (Unicode only) 值為16位十六進位制xxxx的字元
\Uxxxxxxxx Character with 32-bit hex value xxxxxxxx (Unicode only) 值為32位十六進位制xxxx的字元
\v ASCII vertical tab (VT) 垂直製表符
\ooo Character with octal value ooo 值為八進位制ooo的字元
\xhh Character with hex value hh 值為十六進位制數hh的字元