What is the purpose of getSnapshotBeforeUpdate() lifecycle method?

  • To capture information from the DOM before it changes
  • To fetch data from an API
  • To update the props based on state changes
  • To update the state based on props changes
The "getSnapshotBeforeUpdate" lifecycle method in React is used to capture information from the DOM before it changes. This method is called right before the DOM is updated and can return a value that will be passed to the "componentDidUpdate" method. It is commonly used to preserve scroll position or other user interface state during updates.
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