注意要點

1. Javascript 編碼集為 utf-16

字面值

* "abcdefg"
* '1234567'
* "\u03c0" (希臘字母π)
* "\x61\x62\x63" (拉丁字母abc)
* "\"" (雙引號)
* '\'' (單引號)
* "\\" (\字元)
* "\0" (null字元)
* "\r" (回車字元)
* "\n" (換行字元)
* "\t" (tab字元)