text: import React from 'react';
  import ReactDOM from 'react-dom';
  import './index.css';
  
  class App extends React.Component{
      render(){
          return (
          <div>
              <h1>Self help group management</h1>
          <button onClick={()=>this.clickme('hello')}>Hello</button>
          </div>
          )
      }
      clickme(param){
          alert(param);
      }
  }
    
  ReactDOM.render(
      <App />,
      document.getElementById('root')
    );
   