gupnp_context_timeout_add

(PECL gupnp >= 0.1.0)

gupnp_context_timeout_addSets a function to be called at regular intervals

説明

gupnp_context_timeout_add ( resource $context , int $timeout , mixed $callback [, mixed $arg ] ) : bool

Sets a function to be called at regular intervals.

パラメータ

context

A context identifier, returned by gupnp_context_new().

timeout

A timeout in miliseconds.

callback

The callback function calling every timeout period of time. Typically, callback function takes on arg parameter.

arg

User data for callback.

返り値

成功した場合に TRUE を、失敗した場合に FALSE を返します。

例1 Create new UPnP context and set callback

<?php

$user_data 
"user data";

function 
timeout_cb($arg)
{
    
printf("Call timeout_cb, user data: '%s'"$arg);
    return 
true;
}

/* Create the UPnP context */
$context gupnp_context_new();

if (!
$context) {
 die(
"Error creating the GUPnP context\n");
}

/* Create root device */
$dev gupnp_root_device_new($context"/devicedesc.xml");

/* Set callback for timeout */
gupnp_context_timeout_add($context5000"timeout_cb"$user_data);

/* Run the main loop */
gupnp_root_device_start($dev);

?>

エラー / 例外

Issues E_WARNING with not valid callback function.

参考