eio_poll
(PECL eio >= 0.0.1dev)
eio_poll — Can be to be called whenever there are pending requests that need finishing.
Description
int eio_poll ( void )eio_poll() can be used to implement special event loop. For this eio_nreqs() could be used to test if there are unprocessed requests.
Note: Applicable only when implementing userspace event loop.
Parameters
This function has no parameters.
Return Values
If any request invocation returns a non-zero value, returns that value. Otherwise, it returns 0.
Examples
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();
}
?>The above example will output something similar to:
string(1) "1"
int(0)
string(1) "3"
int(0)
string(1) "2"
int(0)See Also
- eio_nreqs
← eio_open
eio_read →
? 1997–2017 The PHP Documentation GroupLicensed under the Creative Commons Attribution License v3.0 or later.
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