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See Also ¶ connection_status () - Returns connection status bitfield ignore_user_abort () - Set whether a client disconnect should abort script execution Connection Handling for a complete description of connection handling in PHP.
Definition and Usage The connection_aborted () function checks whether the client has disconnected.
- Output Buffers
- Ignore User Abort
- Destructors
- Putting It All Together
As noted, PHP will not detect the connection is dead until it tries to actually send data to the client. This is not as simple as doing an echo, because echo sends the data to any output buffers that may exist, and PHP will not attempt a real send until those buffers are full enough. I will not go into the details of output buffering, but it's wort...
This is a very important setting that determines what PHP will do when the above flush()is called, and the user has aborted the connection (eg: hit the STOP button in their browser). If true, the script will run along merrily. flush()will do essentially nothing. If false, as is the default setting, execution will immediatelystop in the following ma...
If you'd like to do stuff when the user aborts the connection, you need to do three things: 1. Detect the user aborted the connection. This means you have to attempt to flush to the user periodically, as described further above. Clear all output buffers, echo, flush.a. If ignore_connection_aborted is true, you need to manually test connection_abort...
Putting this all together, lets make an example that detects the user hitting "STOP" and does stuff. The comments explain everything. You can fiddle with ignore_user_abortand look at the logs to see how this changes things. I hope this helps anyone having trouble with connection_abort, register_shutdown_function, and __destruct.
connection_aborted (PHP 4, PHP 5, PHP 7) connection_aborted — Check whether client disconnected Description connection_aborted ( ) : int Checks whether the client disconnected. Return Values Returns 1 if client disconnected, 0 otherwise. See Also connection_status() - Returns connection status bitfield ignore_user_abort() - Set whether a client disconnect should abort script execution ...
Docs PHP Fonction connection_aborted «Indique si l'internaute a abandonné la connexion HTTP. Fonction PHP connection_aborted.» Contact Veuillez saisir les infos dans le formulaire d'identification
The connection_aborted() function in PHP is used to check if the client browser has aborted the connection to the web server.
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However, PHP comes to the rescue with the connection_status () function, which takes no parameters and returns 0 if the connection is live and execution is still taking place, 1 if the connection is aborted (connection_timeout () will also return true), 2 if the connection has been aborted (connection_aborted () will also return true), and 3 if ...
