title: How to use MDC's tab bar?
body: <p>I want to use this Tab system:</p>
  
  <p><a href="https://material-components.github.io/material-components-web-catalog/#/component/tabs" rel="nofollow noreferrer">https://material-components.github.io/material-components-web-catalog/#/component/tabs</a></p>
  
  <p>I read the HTML source code of the above link and implemented a tab bar.</p>
  
  <p>However, how do I switch displayed contents using this tab bar? Do I need to write JavaScript?</p>