Add a State property to an Inline Style in React

Question

I have a react element that has an inline style like this: (Shortened version)

      


        
                      

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Answer 1

You can do it like this

style={ { width: `${ this.state.percentage }%` } }

Example

Answer 2

yes its possible check below

class App extends React.Component {

  constructor(props){
    super(props)
    this.state = {
      width:30; //default
    };
  }


  render(){

//when state changes the width changes
const style = {
  width: this.state.width
}

  return(
    <div>
    //when button is clicked the style value of width increases
      <button onClick={() => this.setState({width + 1})}></button>
      <div className='progress-bar'
           role='progressbar'
           style={style}>
      </div>
    </div>
  );
}

:-)