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<!DOCTYPE HTML> | |
<html> | |
<head> | |
<meta charset="utf-8"> | |
</head> | |
<body> | |
<ul> | |
<li>Животные | |
<ul> | |
<li>Млекопитающие | |
<ul> | |
<li>Коровы</li> | |
<li>Ослы</li> | |
<li>Собаки</li> | |
<li>Тигры</li> | |
</ul> | |
</li> | |
<li>Другие | |
<ul> | |
<li>Змеи</li> | |
<li>Птицы</li> | |
<li>Ящерицы</li> | |
</ul> | |
</li> | |
</ul> | |
</li> | |
<li>Рыбы | |
<ul> | |
<li>Аквариумные | |
<ul> | |
<li>Гуппи</li> | |
<li>Скалярии</li> | |
</ul> | |
</li> | |
<li>Морские | |
<ul> | |
<li>Морская форель</li> | |
</ul> | |
</li> | |
</ul> | |
</li> | |
</ul> | |
<script> | |
// Виктор Богуцкий | |
// Get container for counting | |
let mainUl = document.body.children[0]; | |
// Count of elements in container | |
let liCount = document.getElementsByTagName('li').length; | |
for (let i = 0; i < liCount; i++) { | |
cnt(mainUl.getElementsByTagName('li')[i]); | |
} | |
function cnt(elem) { | |
let label = elem.firstChild.nodeValue.trim(); | |
let count = " - " + elem.getElementsByTagName('li').length; | |
// Change HTML | |
if (elem.innerHTML.indexOf('\n') > 0) { | |
elem.innerHTML = elem.innerHTML.replace('\n', count); | |
} else { | |
elem.innerHTML = elem.innerHTML + count; | |
} | |
// In console | |
console.log(label, count); | |
} | |
</script> | |
</body> | |
</html> |
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