我需要能够为数组添加删除函数。我有很多种方法可以做到这一点:
用原型。它将允许我编写类似于arr.remove(item)的代码,但是使用原型是我想避免的事情。将整个数组包装为包含remove函数的函数。It makes sense, as observable array is wrapping js array anyway. So some additional methods added.It seems to me, that as arrays in angular are not wrapped and