title: how to get the value in Parent component using reactjs?
body: <p>I'm new to react and i wanted to get <code>range</code> value from child component(salary.js) to parent component(App.js). i couldn't able to find out how to pass the props to App component. My objective is get the range value which is stored in <code>salary.js</code> to App.js in <code>price</code> in order to post the value.</p>
  
  <p>Can anyone please help me in this? Thanks in advance</p>