gistfile1.js

import React from 'react';

export default class Action extends React.Component {
  constructor(props) {
    super(props);

    this.state = {
      val: ''
    }

    this.handleAction = this.handleAction.bind(this);
    this.handleChange = this.handleChange.bind(this);
  }

  handleAction (e)  {
    e.preventDefault();
    return e.target.query.value;    
  }

  handleChange(e) {
    this.setState({ val: e.target.query.value});
  }

  render() {
    return (
      <div>
        <form onSubmit={this.handleAction}>
          <input type='text' name='query' value={this.state.val} onChange={this.handleChange}/>
        </form>
      </div>
    );
  }
}