Component Refs

MyForm.js

let MyForm = React.createClass({
  render(){
    return (
      <form onSubmit={this.handleSubmit}>
        <input type="text" ref='my-input' />
      </form>
    )
  },
  handleSubmit(event){
    event.preventDefault()
    let myInputRef = this.refs['my-input'];
    let myInputNode = React.findDOMNode(myInputRef)
    console.log(myInputNode)
    let inputValue = myInputNode.value;
    console.log(inputValue)
  }
})