xxxxxxxxxx<html lang="en"><head><meta charset="utf-8"><title>Selecting Elements that Contain Specific Child Elements in jQuery</title><style> .highlight{ background: yellow; } </style><script src="https://code.jquery.com/jquery-3.5.1.min.js"></script><script>$(document).ready(function(){ $("ul li").has("ul").addClass("highlight");});</script></head><body> <ul> <li>Section 1</li> <li>Section 2</li> <li> <ul> <li>Section 2.1</li> <li>Section 2.2</li> <li>Section 2.3</li> </ul> </li> <li>Section 4</li> </ul></body></html>