(PHP 8 >= 8.1.0)
Fiber::throw — Resumes execution of the fiber with an exception
Resumes the fiber by throwing the given exception from the current Fiber::suspend() call.
If the fiber is not suspended when this method is called, a FiberError will be thrown.
exceptionThe exception to throw into the fiber from the current Fiber::suspend() call.
The value provided to the next call to Fiber::suspend() or null if the fiber returns.
If the fiber throws an exception before suspending, it will be thrown from the call to this method.
<?php
$fiber = new Fiber(function () {
try {
// Suspend execution of the fiber declaring an interruption point
Fiber::suspend();
} catch (Throwable $e) {
echo $e->getMessage();
}
});
$fiber->start();
// Resumes execution of the fiber with
// passing the Exception to throw at the interruption point
$fiber->throw(new Exception('Message of an exception thrown at the current interrupt point'));
?>The above example will output something similar to:
Message of an exception thrown at the current interrupt point