http://jquery.com/browser-support/ http://jquery.com/browser-support/ > If you need to support older browsers like Internet Explorer 6-8, Opera 12.1x or Safari

http://jquery.com/browser-support/ http://jquery.com/browser-support/ > If you need to support older browsers like Internet Explorer 6-8, Opera 12.1x or Safari 5.1+, use jQuery 1.12.