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Getting of attributes in JavaScript Setting of attributes in JavaScript Removing of attributes in JavaScript Attributes checking in JavaScript Custom attributes in JavaScript Hyphenated names of attributes in JavaScript Accessing to attributes via methods in JavaScript Working with array of CSS classes in JavaScript Adding of CSS classes in JavaScript Removing of CSS classes in JavaScript Checking of CSS classes in JavaScript Toggling of CSS classes in JavaScript All lessons

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Adding of CSS classes in JavaScript

Adding of CSS classes in JavaScript

classList.add

Задание 1

Given an element:

html<p id="elem" class="www ggg zzz"></p>

Add class xxx to it.

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