(PECL pthreads >= 2.0.1)
Thread::globally — Execution
Will execute a Callable in the global scope
This function has no parameters.
The return value of the Callable
Example #1 Execute in the global scope
<?php
class My extends Thread {
    public function run() {
        global $std;
        
        Thread::globally(function(){
            $std = new stdClass;
        });
        
        var_dump($std);
    }
}
$my = new My();
$my->start();
?>
The above example will output:
object(stdClass)#3 (0) {
}