State in react typescript

interface IProps {
}

interface IState {
  playOrPause?: string;
}

class Player extends React.Component<IProps, IState> {
  // ------------------------------------------^
  constructor(props: IProps) {
    super(props);

    this.state = {
      playOrPause: 'Play'
    };
  }

  render() {
    return(
      <div>
        <button
          ref={playPause => this.playPause = playPause}
          title={this.state.playOrPause} // in this line I get an error
        >
          Play
        </button>
      </div>
    );
  }
}

Source: stackoverflow.com

Similar codes

1 vote119 views1 answer
What is test management review
TypeScript
7 votes102 views1 answer
Sum of elements in c++ stl
TypeScript
2 votes112 views1 answer
Expected 2 arguments but got 1. viewchild angular
TypeScript
0 vote106 views1 answer
Styled components on vscode
TypeScript
0 vote116 views1 answer
Create seperate file for requests react
TypeScript
6 votes113 views1 answer
Check all existing virtial environments python mac
TypeScript
0 vote110 views1 answer
Number square n times in typescript
TypeScript
1 vote122 views3 answers
Functional components react
TypeScript
9 votes121 views4 answers
Error TS2564: Property 'description' has no initializer and is not definitely assigned in the constructor. in angular class
TypeScript
0 vote106 views1 answer
Ant typescript styles
TypeScript