丶山有木兮木有枝

//javascript 基本數(shù)據(jù)類型 字符串坏匪、數(shù)字烛愧、布爾刁岸、數(shù)組宏怔、對(duì)象焰宣、Null蒿讥、Undefined var x ; x = 0; console.log(x); x = 1...