Is react setState asynchronous? How to use Synchronize setState?

/**
   * output:
   *  click  {page: 2}
   *  click  {page: 3}
   * @memberof index
   */

Javascrpit react.js

Feb.15,2022

setState itself is not asynchronous, but for performance optimization, there is no immediate update

get

from the callback of the second parameter.

this.setState({},()=>{
    console.log(this.state.obj);
})

  official documents



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Is react setState asynchronous? How to use Synchronize setState?

**
* output:
* click {page: 2}
* click {page: 3}
* @memberof index
*
...


Javascrpit
react.js


Feb.15,2022






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