GearmanClient::setDataCallback

(PECL gearman >= 0.6.0)

GearmanClient::setDataCallbackCallback function when there is a data packet for a task

说明

public GearmanClient::setDataCallback(callable $callback): bool

Sets the callback function for accepting data packets for a task.

注意:

The callback will only be triggered for tasks that are added (e.g. by calling GearmanClient::addTask()) after calling this method.

参数

callback

调用的函数或方法。应该返回有效的 Gearman 返回值

如果没有返回语句,默认是 GEARMAN_SUCCESS

callback(GearmanTask $task, mixed $context): int
task

调用此 callback 的任务。

context

Whatever has been passed to GearmanClient::addTask() (or equivalent method) as context.

返回值

成功时返回 true, 或者在失败时返回 false

参见