State and Props
Reading
- Based off the diagram, what happens first, the ‘render’ or the ‘componentDidMount’?
Render.
- What is the very first thing to happen in the lifecycle of React?
Mounting.
- Put the following things in the order that they happen: componentDidMount
,
render,
constructor,
componentWillUnmount,
React Updates`
constructor
> componentDidMount
> React Updates
> render
> componentWillUnmount
- What does componentDidMount do?
This method is invoked immediately after a component is mounted.
Videos
- What types of things can you pass in the props?
Data and functions.
- What is the big difference between props and state?
Props can be passed while states cannot.
- When do we re-render our application?
When we want to change what is shows to the user.
- What are some examples of things that we could store in state?
user name, user email, variables to show or hide some components.
301 | Home |
---|---|
read01 | Introduction to React and Components |
read02 | State and Props |
read03 | Passing Functions as Props |
read04 | React and Forms |
read05 | Putting it all together |
read06 | NODE.JS |
read07 | REST |
read08 | APIs |
read09 | FUNCTIONAL PROGRAMMING |
read10 | In memory storage |
read11 | Authentication |
read12 | Mongo and Mongoose |
read13 | CRUD |
read14 | Project Ideas |
read15 | Project Kickoff |