EventConfig::requireFeatures
(PECL event >= 1.2.6-beta)
EventConfig::requireFeatures — Enters a required event method feature that the application demands
Description
public
bool
EventConfig::requireFeatures
(
int
$feature
)Enters a required event method feature that the application demands
Parameters
-
feature -
Bitmask of required features. See EventConfig::FEATURE_* constants
Return Values
Examples
Example #1 EventConfig::requireFeatures() example
<?php
$cfg = new EventConfig();
// Create event_base associated with the config
$base = new EventBase($cfg);
// Require FDS feature
if ($cfg->requireFeatures(EventConfig::FEATURE_FDS)) {
echo "FDS feature is now requried\n";
$base = new EventBase($cfg);
($base->getFeatures() & EventConfig::FEATURE_FDS)
and print("FDS - arbitrary file descriptor types, and not just sockets\n");
}
?>
The above example will output something similar to:
FDS feature is now requried FDS - arbitrary file descriptor types, and not just sockets
See Also
- EventBase::getFeatures() - Returns bitmask of features supported
- Функция EventConfig::avoidMethod() - Tells libevent to avoid specific event method
- Функция EventConfig::__construct() - Constructs EventConfig object
- Функция EventConfig::requireFeatures() - Enters a required event method feature that the application demands
- Функция EventConfig::setMaxDispatchInterval() - Prevents priority inversion
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