text: let ninjas=['shaun' ,'ryu', 'chun-li'];
  console.log(ninjas[1])
  ninjas[1]='ken'
  console.log(ninjas[1]);
  
  
  //array can have multiple types of vars in them
  
  //array method
  
  //result = ninjas.join('-');
  //result= ninjas.indexOf('chun-li');
  //ninjas.concat(['ken', 'crystal'])
  //result= ninjas.push('ken') this method alters value
  
  //results that alter value called destructive
  
  //ninjas.pop() removes last value of array or specified
  
  
  console.log(result);
  