navigator.appName:浏览器名称;
navigator.appVersion:浏览器版本;
navigator.language:浏览器设置的语言;
navigator.platform:操作系统类型;
navigator.userAgent:浏览器设定的User-Agent字符串。
'use strict';
alert('appName = ' + navigator.appName + '\n' +
'appVersion = ' + navigator.appVersion + '\n' +
'language = ' + navigator.language + '\n' +
'platform = ' + navigator.platform + '\n' +
'userAgent = ' + navigator.userAgent);
![](https://images2015.cnblogs.com/blog/996148/201612/996148-20161202110902693-762272230.png)
screen.width:屏幕宽度,以像素为单位;
screen.height:屏幕高度,以像素为单位;
screen.colorDepth:返回颜色位数,如8、16、24。
'use strict';
alert('Screen size = ' + screen.width + ' x ' + screen.height);
![](https://images2015.cnblogs.com/blog/996148/201612/996148-20161202110927756-2075154505.png)
http://www.example.com:8080/path/index.html?a=1&b=2#TOP
location.protocol; // 'http'
location.host; // 'www.example.com'
location.port; // '8080'
location.pathname; // '/path/index.html'
location.search; // '?a=1&b=2'
location.hash; // 'TOP'
'use strict';
if (confirm('重新加载当前页' + location.href + '?')) {
location.reload();
} else {
location.assign('/discuss'); // 设置一个新的URL地址
}
![](https://images2015.cnblogs.com/blog/996148/201612/996148-20161202111153037-22700067.png)
'use strict';
// 获取当前浏览器title
alert(document.title)
// 更改title
document.title = '百哥么么哒';
![](https://images2015.cnblogs.com/blog/996148/201612/996148-20161202111100349-925986790.png)
// 获取cookie
alert(document.cookie)
![](https://images2015.cnblogs.com/blog/996148/201612/996148-20161202111116865-458313086.png)