Home Backend Development PHP Tutorial How to use connection_status()? Summary of connection_status() instance usage

How to use connection_status()? Summary of connection_status() instance usage

Jun 12, 2017 am 10:59 AM

PHP actively disconnects from the browser I once compiled an article "In-depth analysis of set_time_limit(), connection_status() and ignore_user_abort() in PHP connection processing", which explains the processing of server PHP scripts when the browser client is disconnected. This article will explain how the server PHP script actively disconnects from the browser. The main method is to use Content-Length and Connection in the http protocol header. The role of Content-Length: After the browser receives the message entity with the specified Content-Length size, it will disconnect from the server. The role of Connection: After the browser receives the Close or Keep-Alive of the Connection, it decides whether to close the connection or continue to use the current connection for the next request. ​ ​/*** Automatically disconnect from the browser * jiaofuyou ​*/

1. PHP actively disconnects from the browser_PHP tutorial

Introduction: PHP actively disconnects from the browser Connection. PHP actively disconnects from the browser. I once compiled an article "In-depth analysis of set_time_limit(), connection_status() and ignore_user_abort() in PHP connection processing", which is to explain the browser client

2. PHP miscellaneous functions, php miscellaneous functions_PHP tutorial

Introduction: PHP miscellaneous functions, php miscellaneous functions. PHP Miscellaneous Functions, PHP Miscellaneous Functions Function Description connection_aborted() Checks whether the client is disconnected. connection_status() returns the current connection status. connection_timeout() in PHP4

##3. Is it necessary to send data to detect the PHP connection status

Introduction: Help: Is it necessary to send data to detect PHP connection status? I have an application. After the client submits the calculation, the server starts calculation, waits for about 1 minute, and returns the calculation result. The client exits midway. This requires me to exit the calculation. Question 1: How to detect the status without sending bytes, for example, the following is sent Code for byte detection connection status

4. PHP actively disconnects from the browser Connection

#Introduction: PHP actively disconnects from the browser. I once compiled an article "About set_time_limit(), connection_status() and ignore_user_abort() in PHP connection processing" "In-depth Analysis" is to explain the processing of the server PHP script when the browser client is disconnected. This article will explain how the server PHP script actively disconnects from the browser. The main method is to use Conte in the http protocol header.

5. Is it necessary to send data to detect the PHP connection status?

Introduction: Help: It is necessary to detect the PHP connection status Do you want to send data? I have an application. After the client submits the calculation, the server starts calculation, waits for about 1 minute, and returns the calculation result. The client exits midway. This requires me to exit the calculation. Question 1: How to detect the status without sending bytes? , for example, the following is the code for sending bytes to detect the connection status

6. PHP Miscellaneous Function, php miscellaneous function

Introduction: PHP miscellaneous function, php miscellaneous function. PHP miscellaneous function, php miscellaneous function Function description connection_aborted() Check whether the client is disconnected. () Returns the current connection status connection_timeout() in PHP4

7. PHP actively disconnects from the browser

Introduction: I have compiled an article "In-depth analysis of set_time_limit(), connection_status() and ignore_user_abort() in PHP connection processing", which explains the processing of server PHP scripts when the browser client is disconnected. This article will explain how the server PHP script actively disconnects from the browser. The main method is to use the http protocol header

##8.

The background PHP script determines whether the client is interrupted. (Whether the data is actually sent to the front end)

Introduction: Search this question. I don’t know how many answers there are, but many of the answers are inaccurate. I will test and summarize. First, everyone agrees that connection_status() or connection_aborted() must be judged, but this The two states can only be obtained after sending data to the front end, that is, it cannot be obtained passively, but can only be obtained actively. Therefore, it is judged that the client is

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