Should I use state or props React?

props are a way of passing data from parent to child. If you’re familiar with the concept of state, don’t use state at all to build this static version . State is reserved only for interactivity, that is, data that changes over time. Since this is a static version of the app, you don’t need it.

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How many types of JavaScript are there?

There are six basic data types in JavaScript which can be divided into three main categories: primitive (or primary), composite (or reference), and special data types. String, Number, and Boolean are primitive data types. Object, Array, and Function (which are all types of objects) are composite data types.

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What is function state in JavaScript?

A function of state and action is a function that takes two arguments: state and action . Functions like that are very common in the JavaScript ecosystem. For example, the reducer function used to build a Redux store is a function that takes the current state and some action and returns nothing but a new state.

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