Константин Масленников

function translitEu(word, charPositions=[1,3]){
//...
    for (var i = 0; i < word.length; ++i ) {
      if (converter[word[i]] && charPositions.includes(i)){
        answer += converter[word[i]][Math.floor(Math.random()*converter[word[i]].length)];
      } else {
        answer += word[i];
      }
    }
// ...
};

<?php
$string = 'poster|text||title|text||title_en|text||year|2020||description|тут могут быть любые символы||countries|text||genres|text|| .....';
preg_match('/(\|\|description\|[^|]+\|\|)/', $string, $matches);

var_dump($matches[1]);

document.querySelectorAll('ul li a').forEach((link, index) => {
   link.addEventListener('click', () => {
       console.log('Index is', index);
   });
});

document.querySelectorAll('a').forEach(link => {
   link.addEventListener('click', event => {
       const parent = event.target.closest('li');
       if (parent !== null) {
           const items = [...parent.parentElement.children];
           const index = items.indexOf(parent);
           console.log('Index is', index);
       }
   });
});

grid-template-columns: calc((100% - 1200px)/2)) 3fr 7fr calc((100% - 1200px)/2))