摘要：var a = 12; //數(shù)值類型var b = 'php'; //字符串var c = true;  //布爾類型var d = new Array (); //數(shù)組var person = {firstnname:'John',id:5566};  //對象var e = null; //空undefined //未定義

var a = 12; //數(shù)值類型

var b = 'php'; //字符串

var c = true;  //布爾類型

var d = new Array (); //數(shù)組

var person = {firstnname:'John',id:5566};  //對象

var e = null; //空

undefined //未定義

批改老師：韋小寶批改時(shí)間：2019-02-01 09:52:39
老師總結(jié)：你這些的也太簡單了吧 連個(gè)script標(biāo)簽都懶得給的么?