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After following, you can keep track of his dynamic information in a timely manner
Courses in the relevant section：Data types in JavaScript: Operations can only be performed if the type is determined
JavaScript声明对象变量的方法是： var obj = new object(); Java中声明对象的方法是 Object obj = new Object(); 我说怎么全满满的既视感
2020-04-040个赞
