The core part of the browser is the rendering engine (Rendering Engine), which we generally call the "browser kernel", which is responsible for parsing web page syntax (such as HTML, a subset of the Standard Universal Markup Language , JavaScript) and render and display web pages. Therefore, the so-called browser kernel usually refers to the rendering engine used by the browser. The rendering engine determines how the browser displays the content of the web page and the format information of the page. Different browser kernels also have different parsing of web page writing syntax, so the rendering and display effects of the same web page in different kernel browsers may also be different.
IE Kernel:trident
Trident (also known as MSHTML) is a typesetting engine developed by Microsoft. Browsers using the Trident rendering engine include: IE, Maxthon, World Window Browser, Avant, Tencent TT, Netscape 8, NetCaptor, Sleipnir, GOSURF, GreenBrowser and KKman, etc.
Google Oupeng blink
is a browser layout engine developed by Google and Opera Software. Google plans to render this The engine is part of the Chromium project and was announced in April 2013. This rendering engine is a fork of the WebCore component of the open source engine WebKit, and is used in Chrome (28 and later versions), Opera (15 and later versions) and Yandex browsers.
Firefox gecko
The core representative work Mozilla FirefoxGecko is an open source web page layout engine written in C++. Gecko is one of the most popular typesetting engines, second only to Trident. The most famous browsers that use it are Firefox and Netscape 6 to 9.
Apple webkit
is mainly used for Mac OS systems, its It is characterized by clear source code structure and extremely fast rendering speed. The disadvantage is that the compatibility with web page codes is not high, resulting in some non-standard web pages being unable to display properly.
URL decomposition
scheme://host.domain:port/path/fielname
Internet service type (http )ftp email telnet
host host www.xxx sport.xxxx
domain domain name baidu.com
Port number: 80:8080
Web page path
File name
webserver:IIS apache nginx (Russia)
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