jQuey return each element's class

returnClass.js

/* A function to return class for each Bootstrap navbar elements */
// FIND DESCRIPTION BELOW THE CODE

$(function() {
  $( "#navbar" ).click(function() {
    $( "ul li" ).each(function( index ) {
      var class_name = $( this ).attr("class");
      if( class_name === "active" || class_name === "inactive"){
        console.log( index + ": " + $( this ).attr("class") );
      }
    });
  });
});

/* 
  General assumption is that your "li" elements contain class attributes
  of "active" and "inactive".
*/