The EventConfig class

The EventConfig class

Introduction

(PECL event >= 1.2.6-beta)

Represents configuration structure which could be used in construction of the EventBase .

Class synopsis

final class EventConfig {

/* Constants */

const int FEATURE_ET = 1;

const int FEATURE_O1 = 2;

const int FEATURE_FDS = 4;

/* Methods */

public avoidMethod( string $method ): bool

public __construct()

public requireFeatures( int $feature ): bool

public setFlags( int $flags ): bool

public setMaxDispatchInterval( int $max_interval ,  int $max_callbacks ,  int $min_priority ): void

}

Predefined Constants

EventConfig::FEATURE_ET

Requires a backend method that supports edge-triggered I/O.

EventConfig::FEATURE_O1

Requires a backend method where adding or deleting a single event, or having a single event become active, is an O(1) operation.

EventConfig::FEATURE_FDS

Requires a backend method that can support arbitrary file descriptor types, and not just sockets.

Table of Contents

• EventConfig::avoidMethod — Tells libevent to avoid specific event method
• EventConfig::__construct — Constructs EventConfig object
• EventConfig::requireFeatures — Enters a required event method feature that the application demands
• EventConfig::setFlags — Sets one or more flags to configure the eventual EventBase will be initialized
• EventConfig::setMaxDispatchInterval — Prevents priority inversion

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https://www.php.net/manual/en/class.eventconfig.php