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This document uses PHP Chinese website manual Release
(PECL event >= 1.2.6-beta)
EventConfig::requireFeatures — Enters a required event method feature that the application demands
$feature
)Enters a required event method feature that the application demands
feature
Bitmask of required features. See EventConfig::FEATURE_* constants
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" );
}
?>
以上例程的输出类似于:
FDS feature is now requried FDS - arbitrary file descriptor types, and not just sockets