05. Table - search engine

function solve() {
   let seacrhString = document.getElementById('searchField').value.toLowerCase();
   let rows = document.querySelectorAll('tbody tr');

   for (let item of rows) {
      item.classList.remove('select');
   }

   for (let tr of rows) {
      let cells = tr.querySelectorAll('td');
      for (let el of cells) {
         if (el.textContent.toLowerCase().includes(seacrhString) && seacrhString !== '') {
            tr.classList.add('select');
            break;
         }
      }
   }

}