expected assignment or function call: no-unused-expressions ReactJS

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挽巷
挽巷 2020-12-07 16:26
class Game extends Component 
{
  constructor() 
  {
    super()
    this.state = {
      speed: 0
    }
    //firebaseInit()
  }
  render()
  {
    return 
    (
           


        
14条回答
  •  轻奢々
    轻奢々 (楼主)
    2020-12-07 16:57

    import React from 'react';
    
    class Counter extends React.Component{
        state = {
            count: 0,
        };
    
        formatCount() {
            const {count} = this.state;
            // use a return statement here, it is a importent,
            return count === 0 ? 'Zero' : count;
        }
        render() {
            return(
              
                  {this.formatCount()}
                  
              
            );
        }
    }
    
    export default Counter;
    

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