React Controlled Component With Update example

/* Controlled Component With Update */
<input
  type='text'
  name='inputText'
  value={this.state.inputText}
  onChange={(e) => {
    this.setState({inputText: e.target.value})
  }}
/>

/**
 * On every change event (e) (letter type etc) it will call this.state.inputText
 * with the value from e.target.value
 * That will call render and update the value in the component.
 * The next time something is input setState will call the render and run it again
 */