params_and_querystrings_react_router.js

// Given a route like this:
<route path="/course/:courseId" handler={Course} />

// and a URL like this:
'/course/clean-code?module=3'

// The components props will be populated
var Course = React.createClasss({
  render: function() {
    this.props.params.courseId; // clean-code
    this.props.query.module; // 3
    this.props.path;  // /course/clean-code/?module=3
  }
});