Supported Versions: PHP 4 >= 4.3.0, PHP 5, PHP 7, PHP 8
Runs the equivalent of the select() system call on the given arrays of streams with a timeout specified by seconds and microseconds
stream_select(    ?array &$read,    ?array &$write,    ?array &$except,    ?int $seconds,    ?int $microseconds null): int|false
            }




            
$ret = @\stream_select($read$write$except$timeout === null null 0$timeout);



            if (
$except) {

                
$write \array_merge($write$except);