Php/docs/eventconfig.requirefeatures

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• EventConfig
• Enters a required event method feature that the application demands

EventConfig::requireFeatures

(PECL event >= 1.2.6-beta)

EventConfig::requireFeatures — Enters a required event method feature that the application demands

説明

public EventConfig::requireFeatures ( int $feature ) : bool

Enters a required event method feature that the application demands

パラメータ

feature

Bitmask of required features. See EventConfig::FEATURE_* constants

返り値

例

例1 EventConfig::requireFeatures() example

<?php$cfg = new EventConfig();// Create event_base associated with the config$base = new EventBase($cfg);// Require FDS featureif ($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");}?>

上の例の出力は、 たとえば以下のようになります。

FDS feature is now requried
FDS - arbitrary file descriptor types, and not just sockets

参考

• EventBase::getFeatures() - Returns bitmask of features supported