Introduction to React
In this chapter, we will look at the syntax for using the State hook. The state hook allows us to use states in React. The syntax for creating a state variable is the following:
useState function creates a new state with an
initialValue that can range from an integer to a complex object.
It returns two things – the value of the created state and the reference to a function that can update that value.
We typically use the array deconstructing method to create two constants for storing these values.
In the above code, the constant
variable will hold the value of the state, while the
updateFunction can be used for updating the value of the
For example, we had the following code in the previous chapter:
In the above code, you can see a state variable called
clicks is being initiated with a value of
1 - as the value
1 is being passed into the
handleClick function, the
updateClicks function is used to increment the value of