javascript有哪些⽅法定义对象 对象字⾯量: var obj = {};
构造函数: var obj = new Object();
Object.create(): var obj = Object.create(Object.prototype);
javascript有哪些⽅法定义对象 对象字⾯量: var obj = {};
构造函数: var obj = new Object();
Object.create(): var obj = Object.create(Object.prototype);