对各种类型的设备的检测,以及所使用的浏览器的类型
function detect(ua) { var os = this.os = {}; var browser = this.browser = {}; var webkit = ua.match(/Web[kK]it[/]{0,1}([d.]+)/); //返回一个匹配的字符串的数组 var android = ua.match(/(Android);?[s/]+([d.]+)?/); var ipad = ua.match(/(iPad).*OSs([d_]+)/); var ipod = ua.match(/(iPod)(.*OSs([d_]+))?/); var iphone = !ipad && ua.match(/(iPhonesOS)s([d_]+)/); var webos = ua.match(/(webOS|hpwOS)[s/]([d.]+)/); var touchpad = webos && ua.match(/TouchPad/); var kindle = ua.match(/Kindle/([d.]+)/); var silk = ua.match(/Silk/([d._]+)/); var blackberry = ua.match(/(BlackBerry).*Version/([d.]+)/); var bb10 = ua.match(/(BB10).*Version/([d.]+)/); var rimtabletos = ua.match(/(RIMsTabletsOS)s([d.]+)/); var playbook = ua.match(/PlayBook/); var chrome = ua.match(/Chrome/([d.]+)/) || ua.match(/CriOS/([d.]+)/); var firefox = ua.match(/Firefox/([d.]+)/); var ie = ua.match(/MSIE ([d.]+)/); var safari = webkit && ua.match(/Mobile//) && !chrome; var webview = ua.match(/(iPhone|iPod|iPad).*AppleWebKit(?!.*Safari)/) && !chrome; var ie = ua.match(/MSIEs([d.]+)/); if (browser.webkit = !!webkit) browser.version = webkit[1]; if (android) os.android = true, os.version = android[2]; if (iphone && !ipod) os.ios = os.iphone = true, os.version = iphone[2].replace(/_/g, '.'); if (ipad) os.ios = os.ipad = true, os.version = ipad[2].replace(/_/g, '.'); if (ipod) os.ios = os.ipod = true, os.version = ipod[3] ? ipod[3].replace(/_/g, '.') : null; if (webos) os.webos = true, os.version = webos[2]; if (touchpad) os.touchpad = true; if (blackberry) os.blackberry = true, os.version = blackberry[2]; if (bb10) os.bb10 = true, os.version = bb10[2]; if (rimtabletos) os.rimtabletos = true, os.version = rimtabletos[2]; if (playbook) browser.playbook = true; if (kindle) os.kindle = true, os.version = kindle[1]; if (silk) browser.silk = true, browser.version = silk[1]; if (!silk && os.android && ua.match(/Kindle Fire/)) browser.silk = true; if (chrome) browser.chrome = true, browser.version = chrome[1]; if (firefox) browser.firefox = true, browser.version = firefox[1]; if (ie) browser.ie = true, browser.version = ie[1]; if (safari && (ua.match(/Safari/) || !!os.ios)) browser.safari = true; if (webview) browser.webview = true; if (ie) browser.ie = true, browser.version = ie[1]; os.tablet = !!(ipad || playbook || (android && !ua.match(/Mobile/)) || (firefox && ua.match(/Tablet/)) || (ie && !ua.match(/Phone/) && ua.match(/Touch/))); os.phone = !!(!os.tablet && !os.ipod && (android || iphone || webos || blackberry || bb10 || (chrome && ua.match(/Android/)) || (chrome && ua.match(/CriOS/([d.]+)/)) || (firefox && ua.match(/Mobile/)) || (ie && ua.match(/Touch/)))); return { browser: browser, os: os }; } var detectObj = detect(navigator.userAgent);