November 2018
Beginner
502 pages
10h 22m
English
Content preview from Learn React with TypeScript 3
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Questions
Before we end this chapter, let's test our knowledge with some questions:
- Is the type property in action objects required, and does this property need to be called type? Can we call it something else?
- How many properties can the action object contain?
- What is an action creator?
- Why did we need Redux Thunk in our Redux store in our React shop app?
- Could we have used something else other than Redux Thunk?
- In our basketReducer we have just implemented, why didn't we just use the push function to add the item to the basket state? That is, what is wrong with the highlighted line?
export const basketReducer: Reducer<IBasketState, BasketActions> = ( state = initialBasketState, action) => { switch (action.type) { case BasketActionTypes.ADD: ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.