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Ev
Returns an integer describing the backend used by libev

Ev::backend

(PECL ev >= 0.2.0)

Ev::backend — Returns an integer describing the backend used by libev

說明

final public static Ev::backend(): int

Returns an integer describing the backend used by libev . See Backend flags

參數

此函數沒有參數。

返回值

Returns an integer(bit mask) describing the backend used by libev .

參見

EvEmbed
Ev::embeddableBackends() - Returns the set of backends that are embeddable in other event loops
Ev::recommendedBackends() - Returns a bit mask of recommended backends for current platform
Ev::supportedBackends() - Returns the set of backends supported by current libev configuration
Backend flags