emberjs : What does the ...arguments in this._super(...arguments) signify?

Question

I have just started using ember js and I tripped over this function a lot of times Could someone brief about the use of this._super() and also explain the importance of ...arguments Thanks

Answer 1

You need this, whenever you are overriding classes/functions (e.g. didReceiveAttrs in a component). It makes sure, that important functions of your parent are called that you might not be aware of. The ...arguments parameter is a basic javascript approach to encapsulate a number of (optional) parameters that the super function might need...