javascript get user agent

Written in front The topic is not the goal, mainly for more detailed understanding of the site's reverse climbing mechanism, if you really want to improve the amount of reading blog, high-quality content is essential. Learn about the Web site's

Wen/Binghaibin Original: The term User agent and the lack of understanding what a user agent is can also be a problem.Normally, the user agent is a browser like Microsoft Internet Explorer (MSIE), Netscape,Mozilla (Moz), Firefox (Fx), Opera, or

AjaxIn Web application development, Ajax is the most common technique used to interact with the server side. Ajax is the use of JavaScript to create a HttpRequest, asynchronous way to get data from the server. Let's look at a simple

1. Cross-domain request generation With the rise of different terminals (PAD/MOBILE/PC), more and more requirements for developers, the browser-side response has been unable to meet the high requirements of the user experience, we often need to

When I implement this with pure CSS. I started using JavaScript and style classes to refine functionality.Then, I have some ideas, I want to use delegated events (event delegate) but I don't want to have any dependencies, insert any library,

When I implement this with pure CSS. I started using JavaScript and style classes to refine functionality.Then, I have some ideas, I want to use delegated events (event delegate) but I don't want to have any dependencies, insert any library,

When the user sends an HTTP request, the version information that is browsed is also included in the HTTP request message:As shown, requesting a Google Plus request header contains the user's browser information:user-agent:mozilla/5.0 (Windows NT 6.1

At the earliest, there was a browser called NCSA Mosaic, labeled ncsa_mosaic/2.0 (Windows 3.1), which supported text display while supporting images, so the web began to get interesting.Then appeared a new Web browser, "Mozilla", actually is "mosaic

Window The Window object not only acts as a global scope, but also represents a browser window. The Window object has the Innerwidth and Innerheight properties to get the internal width and height of the browser window. Internal width refers to

About JavaScript browser objects and javascript Window The window object not only acts as a global scope, but also represents a browser window. The window object has the innerWidth and innerHeight attributes to obtain the internal width and height