Ini khusus jQuery, dan berisi sedikit peretasan / perbaikan untuk menangani Chrome. Ini berfungsi antara jQuery 1.5.1 dan jQuery 1.8.3. Itu hilang di jQuery 1.9. Mungkin karena terlalu sering digunakan secara tidak benar dan merusak web. Lebih baik fitur deteksi bila memungkinkan.
var userAgent = navigator.userAgent.toLowerCase(), browser = '', version = 0; $.browser.chrome = /chrome/.test(navigator.userAgent.toLowerCase()); // Is this a version of IE? if ($.browser.msie) ( userAgent = $.browser.version; userAgent = userAgent.substring(0,userAgent.indexOf('.')); version = userAgent; browser = "Internet Explorer"; ) // Is this a version of Chrome? if ($.browser.chrome) ( userAgent = userAgent.substring(userAgent.indexOf('chrome/') + 7); userAgent = userAgent.substring(0,userAgent.indexOf('.')); version = userAgent; // If it is chrome then jQuery thinks it's safari so we have to tell it it isn't $.browser.safari = false; browser = "Chrome"; ) // Is this a version of Safari? if ($.browser.safari) ( userAgent = userAgent.substring(userAgent.indexOf('safari/') + 7); userAgent = userAgent.substring(0,userAgent.indexOf('.')); version = userAgent; browser = "Safari"; ) // Is this a version of Mozilla? if ($.browser.mozilla) ( //Is it Firefox? if (navigator.userAgent.toLowerCase().indexOf('firefox') != -1) ( userAgent = userAgent.substring(userAgent.indexOf('firefox/') + 8); userAgent = userAgent.substring(0,userAgent.indexOf('.')); version = userAgent; browser = "Firefox" ) // If not then it must be another Mozilla else ( browser = "Mozilla (not Firefox)" ) ) // Is this a version of Opera? if ($.browser.opera) ( userAgent = userAgent.substring(userAgent.indexOf('version/') + 8); userAgent = userAgent.substring(0,userAgent.indexOf('.')); version = userAgent; browser = "Opera"; ) // Now you have two variables, browser and version // which have the right info