EventBase::getFeatures
(PECL event >= 1.2.6-beta)
EventBase::getFeatures — Returns bitmask of features supported
설명
public
int
EventBase::getFeatures
( void
)
Returns bitmask of features supported.
인수
이 함수는 인수가 없습니다.
반환값
Returns integer representing a bitmask of supported features. See EventConfig::FEATURE_* constants .
예제
Example #1 EventBase::getFeatures() example
<?php
// Avoiding "select" method
$cfg = new EventConfig();
if ($cfg->avoidMethod("select")) {
echo "`select' method avoided\n";
}
$base = new EventBase($cfg);
echo "Features:\n";
$features = $base->getFeatures();
($features & EventConfig::FEATURE_ET) and print("ET - edge-triggered IO\n");
($features & EventConfig::FEATURE_O1) and print("O1 - O(1) operation for adding/deletting events\n");
($features & EventConfig::FEATURE_FDS) and print("FDS - arbitrary file descriptor types, and not just sockets\n");
?>
참고
- EventBase::getMethod() - Returns event method in use
- EventConfig
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