(PHP 5 >= 5.3.3, PHP 7, PHP 8)
fastcgi_finish_request — Flushes all response data to the client
fastcgi_finish_request(): bool
This function flushes all response data to the client and finishes the request. This allows for time consuming tasks to be performed without leaving the connection to the client open.
This function has no parameters.
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https://www.php.net/manual/en/function.fastcgi-finish-request.php