[合并对象：Object.assign( )](%E5%90%88%E5%B9%B6%E5%AF%B9%E8%B1%A1%EF%BC%9AObject.assign.md) [Object.keys()，返回数组，自身枚举对象](Object.keys%EF%BC%8C%E8%BF%94%E5%9B%9E%E6%95%B0%E7%BB%84%EF%BC%8C%E8%87%AA%E8%BA%AB%E6%9E%9A%E4%B8%BE%E5%AF%B9%E8%B1%A1.md) [Object.values使用](Object.values%E4%BD%BF%E7%94%A8.md) [Object.entries使用](Object.entries.md)