1. Get method Length limitThere is no limit to the length of data submitted by the HTTP GET method, and the HTTP protocol specification does not limit the URL length. This restriction is restricted to specific browsers and servers.For example, ie
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1. Get method Length LimitThere is no limit to the length of data submitted by the HTTP GET method, and the HTTP protocol specification does not limit the URL length. This restriction is restricted to specific browsers and servers. The following is
ajax:asynchronous JavaScript and XML (asynchronous JavaScript and XML)
Ajax is not a programming language, it's a technique to update parts of a Web page without reloading the entire page.
1Ajax Synchronous and asynchronous
Ajax
/** * using php socket programming to simulate http post and get requests * @author koma */class Http{private $sp = "\ r \ n"; //here must be written in double quotes private $protocol = ' http/1.1 ' ;p rivate $requestLine = "";p
Request and response
The process for the server to process the request:
Each time the server receives a request, it will open up a new thread for the request.
The server encapsulates the request data of the client into the request
"Message" Understanding the HTTP Protocol's Request/response (request response) Model family CatalogIntroduction Request/Response modelHttp://www.cnblogs.com/engraver-lxw/p/7550514.html"principle" Understanding the HTTP Protocol's Request/response
We use the most analog post requests are almost all using PHP curl to achieve, not considering the PHP socket can also be implemented, today see a friend wrote an article, let me share with you the PHP socket simulation POST request instance.
I used
Previously, PHP curl extensions were used to simulate post requests, and PHP socket can also be used. I recently reviewed the relevant materials and found that it was not so advanced, but I have never fully understood the principles and nature of
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