js 字典添加新数据var dict = {"a":"a","B":"B"} dict["C"] = C 很简单，像php一样版权声明：本文为cooler00100原创文章，遵循CC 4.0 BY-SA版权协议，转载请附上原文出处链接和本声明。原文链接：https://blog.csdn.net/cooler00100/article/details/84216574