text: import React,{Component} from 'react';
  
  class Button extends Component{
      
      render(){
          return(
              <div className={`column-${this.props.cols}`}>
  
          <button className="calc-button" onClick={() => this.props.action(this.props.symbol)}>{this.props.symbol}</button>
              </div>
          );
      }
  }
  
  export default Button;