(PECL eio >= 1.0.0)
eio_get_last_error — Returns string describing the last error associated with a request resource
$req): string
eio_get_last_error() returns string describing the last error associated with req.
reqThe request resource
eio_get_last_error() returns string describing the last error associated with the request resource specified by req.
This function is EXPERIMENTAL. The behaviour of this function, its name, and surrounding documentation may change without notice in a future release of PHP. This function should be used at your own risk.