It is, that&#x27;s why the author recommends the following:<p>&#x2F;&#x2F; Recommended audit because AdBlock lock the file &#x27;fuckadblock.js&#x27; 
&#x2F;&#x2F; If the file is not called, the variable does not exist &#x27;fuckAdBlock&#x27;
&#x2F;&#x2F; This means that AdBlock is present
if(typeof fuckAdBlock === &#x27;undefined&#x27;) {
    adBlockDetected();
} else {