Updated: 06 November 2023

  • React is a JS lib used to create user interfaces. With React the UI is broken up into small re-usable pieces called Components.
  • Components can be created from other from other Components – a pattern is called composition.
  • A React component is a function that returns a React element.
  • A React element (written as JSX) is an object that React uses to render DOM elements.

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