<html><head><script src="https://libs.baidu.com/jquery/2.1.4/jquery.min.js"></script><script>$(document).ready(function(){ $("p").on("myOwnEvent", function(event, showName){ $(this).text(showName + "! What a beautiful name!").show(); }); $("button").click(function(){ $("p").trigger("myOwnEvent", ["Anja"]); });});</script> </head><body><button>Trigger custom event</button><p>Click the button to attach a customized event on this p element.</p></body></html>