browser.js

	var userAgent = navigator.userAgent.toLowerCase();

	// userAgent = 'Mozilla/5.0 (iPod; CPU iPhone OS 6_0_1 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) Mobile/10A523'.toLowerCase();
	// userAgent = 'Mozilla/5.0 (Linux; U; Android 4.0.3; zh-cn; N12 Build/IML74K) AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Safari/534.30'.toLowerCase();
	// userAgent = 'Mozilla/5.0 (compatible; MSIE 9.0; Windows Phone OS 7.5; Trident/5.0; IEMobile/9.0; NOKIA; Nokia 710)'.toLowerCase();
	// userAgent = 'Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; WOW64; Trident/6.0; Touch)';

	var browserUA = {
		mac: /mac/.test(userAgent),
		webkit: /webkit/.test(userAgent),
		safari: /safari/.test(userAgent) && !/chrome/.test(userAgent),
		opera: /opera/.test(userAgent),
		msie: /msie/.test(userAgent) && !/opera/.test(userAgent),
		mozilla: /mozilla/.test(userAgent) && !/(compatible|webkit)/.test(userAgent),
		iku: /iku/.test(userAgent),
		wechat: /micromessenger/.test(userAgent),
		youku: /youku/.test(userAgent) && !/youku_hd/.test(userAgent),
		youkuHD: /youku_hd/.test(userAgent),
		// html5相关特性
		html5: function(){
			var input = document.createElement('input');
			var video = document.createElement('video');
			return {
				// 支持video标签，支持h264
				'h264': !!(video.canPlayType && video.canPlayType('video/mp4; codecs="avc1.42E01E, mp4a.40.2"').replace(/no/, '')),
				'history': !!(window.history && window.history.pushState && window.history.popState),
				'placeholder': "placeholder" in input
			};
		},
		//语言特性
		lang: (navigator.language || navigator.systemLanguage).toLowerCase(),
		iOS: (userAgent.match(/(ipad|iphone|ipod)/) || [])[0],
		iOSVersion: (userAgent.match(/os\s+([\d_]+)\s+like\s+mac\s+os/) || [0,'0_0_0'])[1].split('_'),
		wphone: parseFloat((userAgent.match(/windows\sphone\s(?:os\s)?([\d.]+)/) || ['','0'])[1]),
		android: parseFloat((userAgent.match(/android[\s|\/]([\d.]+)/) || ['','0'])[1]),
		youkuVersion: (userAgent.match(/youku\/+([\d.]+)/i) || [0,'0.0.0'])[1],
		chrome: parseFloat((userAgent.match(/chrome[\s|\/]([\d.]+)/) || ['','0'])[1])
	};

	// 检测UA及设备陀螺仪旋转值判断是否为移动设备
	browserUA.isMobile = !!browserUA.iOS || !!browserUA.wphone || !!browserUA.android || (window.orientation !== undefined) || false;

	// 检测移动设备是否为平板
	browserUA.isPad = browserUA.isMobile && (browserUA.iOS == 'ipad' || userAgent.indexOf('mobile') == -1 || (userAgent.indexOf('windows nt') != -1 && userAgent.indexOf('touch') != -1)) || false;

	//检测移动设备是否为手机
  browserUA.isPhone=browserUA.isMobile && (browserUA.iOS == 'iphone' || browserUA.iOS == 'ipod' )|| (userAgent.indexOf('mobile') != -1 && !!browserUA.android)|| false;

export default browserUA;



// WEBPACK FOOTER //
// ./src/utility/browser.js