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QWhen a component state data changes, we can use __________.

ID: #4323 ReactJS - Basic 801 views
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#4323Q ID
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ReactJS - Basic Topic
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  • A this.setState ✔ ✖
  • B this.updateState ✔ ✖
  • C this.alterState ✔ ✖
  • D this.state ✔ ✖
Correct Answer

Explanation

this.setState

States

State is an object that determines how the component renders and behaves. It is the place where the data comes from. It allows you to create components that are dynamic and interactive.

  • State can be defined as key-value pair defined in each component.
  • It can be -- Initialized with this.state -- Updated on event calls.
  • When a component's state data changes, the render function will be called again to re-render the change in state using this.setState.
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