Is it php that provides unreliable data transfer protocol?
- 藏色散人Original
- 2021-05-27 10:15:273572browse
The unreliable data transmission protocol is not PHP, but UDP; UDP is the Internet protocol set that supports a connectionless transmission protocol, which is called the User Datagram Protocol; UDP provides a A method to send encapsulated IP packets without establishing a connection.
The operating environment of this article: Windows7 system, DELL G3 computer
Is the unreliable data transmission protocol provided by php?
Providing unreliable data transfer protocol is not php, but udp.
udp introduction:
The Internet protocol set supports a connectionless transmission protocol called User Datagram Protocol (UDP, User Datagram Protocol). UDP provides a way for applications to send encapsulated IP packets without establishing a connection. RFC 768 [1] describes UDP.
The Internet's transport layer has two main protocols that complement each other. Connectionless is UDP, which does little in particular except give applications the ability to send packets and allow them to architect their own protocols at the required level. The connection-oriented one is TCP, which does almost everything.
#php introduction:
PHP (Pre Hypertext Preprocessor) is a "hypertext preprocessor". It is a scripting language executed on the server side, especially suitable for web development. And can be embedded in HTML. PHP syntax utilizes C, Java, and Perl. The main goal of the language is to allow web developers to quickly write dynamic web pages.
PHP script program is mainly used for web server development, command line and writing desktop applications. PHP supports WDDX complex data exchange between all web development languages. Regarding inter-connections, PHP already supports on-the-fly connections to Java objects and can transparently use them as PHP objects.
Recommended learning: "PHP Video Tutorial"
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