toggleDivs

<div class="div1 d-block">
  // div content                             
</div>
<div class="div2 d-none">
  // div content
</div>
<div class="div3 d-none">
  // div content
</div>
---------------------------------

toggleDivs(['div2', 'div3']); // shows div2 and div3

function toggleDivs(divName) {
    if (divName && divName.length > 0) {
      divName.forEach((c) => {
        if ($(`.${c}`).hasClass('d-block')) {
          $(`.${c}`).removeClass('d-block').addClass('d-none');
        } else {
          $(`.${c}`).removeClass('d-none').addClass('d-block');
        }
      })
    }
  }