GearmanClient::addTaskLowBackground
(PECL gearman >= 0.5.0)
GearmanClient::addTaskLowBackground — Add a low priority background task to be run in parallel
說明
public GearmanTask GearmanClient::addTaskLowBackground
( string
$function_name
, string $workload
[, mixed &$context
[, string $unique
]] )Adds a low priority background task to be run in parallel with other tasks. Call this method for all the tasks to be run in parallel, then call GearmanClient::runTasks() to perform the work. Tasks with a low priority will be selected from the queue after those of normal or high priority.
參數
-
function_name -
由程式自動執行的已註冊函式。
-
workload -
被數裡的序列化資料。
-
context -
與任務關連的應用程式上下文。
-
unique -
用於標示特定任務的唯一性 ID。
回傳值
A GearmanTask object or FALSE if the task could not be added.
參見
- GearmanClient::addTask() - Add a task to be run in parallel
- GearmanClient::addTaskHigh() - Add a high priority task to run in parallel
- GearmanClient::addTaskLow() - Add a low priority task to run in parallel
- GearmanClient::addTaskBackground() - Add a background task to be run in parallel
- GearmanClient::addTaskHighBackground() - Add a high priority background task to be run in parallel
- GearmanClient::runTasks() - Run a list of tasks in parallel
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