x
<html><head><script src="https://ajax.googleapis.com/ajax/libs/jquery/3.7.1/jquery.min.js"></script><script>$(document).ready(function(){ $("a[hreflang|='en']").css("background-color", "yellow");});</script></head><body><a href="https://w3schools.com" hreflang="en">w3schools.com</a><br><a href="https://w3schools.com" hreflang="en-us">w3schools.com</a><br><a href="https://w3schools.com" hreflang="us-en">w3schools.com</a><br><a href="https://w3schools.com" hreflang="fr">w3schools.com</a><p>This selector selects both "en" and "en-us".</p></body></html>