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new Number() vs Number() What is the difference between new Number() and Number()? I get that new Number() creates a Number object and Number() is jus 阅读全文
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javascript 数组中删除元素用 array.splice(start, deleteCount);这个方法。 delete will delete the object property, but will not reindex the array or update its length 阅读全文
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https://www.youtube.com/watch?v=PMfcsYzj-9M 这个视频不错， The Definitive Guide to Object-Oriented JavaScript http://www.objectplayground.com/ 这个网站可以直观的查看jav 阅读全文