eio_poll

(PECL eio >= 0.0.1dev)

eio_pollCan be to be called whenever there are pending requests that need finishing

Descrizione

eio_poll(): int

eio_poll() can be used to implement special event loop. For this eio_nreqs() could be used to test if there are unprocessed requests.

Nota:

Applicable only when implementing userspace event loop.

Elenco dei parametri

Questa funzione non contiene parametri.

Valori restituiti

If any request invocation returns a non-zero value, returns that value. Otherwise, it returns 0.

Esempi

Example #1 eio_poll() example

<?php
function res_cb($data, $result) {
var_dump($data);
var_dump($result);
}

eio_nop(EIO_PRI_DEFAULT, "res_cb", "1");
eio_nop(EIO_PRI_DEFAULT, "res_cb", "2");
eio_nop(EIO_PRI_DEFAULT, "res_cb", "3");

while (
eio_nreqs()) {
// Some specific IPC or so
eio_poll();
}
?>

Il precedente esempio visualizzerĂ  qualcosa simile a:

string(1) "1"
int(0)
string(1) "3"
int(0)
string(1) "2"
int(0)

Vedere anche:

  • eio_nreqs() - Returns number of requests to be processed
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