js foreach querySelectorAll

                                    <article class="article first">
  <div class="wrapper"> 
    <div class="oferts"> 
      <div class="pro"></div> 
      <h1>This is the Pro Version</h1>  
    </div>
    <div class="oferts"> 
      <div class="normal"></div> 
      <h1>This is the normal Version</h1>  
    </div>
  </div>
</article>


// You will get a NodeList as Output
// Try to do : console.log(typeof(oferts)) And you will see the type
<script>
var articleFirst = document.querySelectorAll("article.first");
console.log(articleFirst)
var oferts = articleFirst[0].querySelectorAll(".oferts");
console.log(oferts)
</script>

                                    elementList = parentNode.querySelectorAll(selectors);

                                    var matches = document.querySelectorAll("p");

                                    var matches = document.querySelectorAll("div.note, div.alert");

                                    var container = document.querySelector("#test");
var matches = container.querySelectorAll("div.highlighted > p");