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Most people do not understand the knowledge points of this article "what does php long connection refer to?", so the editor summarizes the following content, detailed content, clear steps, and has a certain reference value. I hope you can get something after reading this article. Let's take a look at this "php long connection refers to what" article.

Description

1. Persistent connection means that after establishing a SOCKET connection, the connection is maintained regardless of whether it is used or not, but the security is poor.

Every time we visit the PHP script, we will not get the return result until all the PHP scripts have been executed. If you want the script to run continuously, you must use a php persistent connection for the purpose of running.

Application scenario

2. Long connections can save more TCP establishment and shutdown operations, reduce resource waste and save time.

It is more suitable for persistent connections for clients that request resources more frequently.

Example

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