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Dokumen ini menggunakan Manual laman web PHP Cina Lepaskan
(PECL gearman >= 0.6.0)
GearmanClient::setDataCallback — Callback function when there is a data packet for a task
$callback
)Sets the callback function for accepting data packets for a task. The callback function should take a single argument, a GearmanTask object.
callback
A function or method to call
成功时返回 TRUE
, 或者在失败时返回 FALSE
。