ChildBinding while method invocation

ChildBinding.js

class ChildComponent extends React.Component {

  constructor(props) {
    super(props);
    this.state = { message: 'I am Child ' };
  }
  render() {
    return <div>
      <p> Child Component</p>
      <input type="button" value="Print From Child Bind" onClick={this.props.printParent.bind(this, "Mars")} />
      <input type="button" value="Print From Child Arrow" onClick={() => this.props.printParent("Mars")} />
    </div>
  }
}