Event::signal
(PECL event >= 1.2.6-beta)
Event::signal — Constructs signal event object
説明
Constructs signal event object. This is a straightforward method to create a signal event. Note, the generic Event::__construct() method can contruct signal event objects too.
パラメータ
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base
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The associated event base object.
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signum
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The signal number.
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cb
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The signal event callback. See Event callbacks .
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arg
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Custom data. If specified, it will be passed to the callback when event triggers.
戻り値
Returns Event object on success. Otherwise false
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