(PECL gearman >= 0.5.0)
GearmanClient::doHighBackground — Run a high priority task in the background
$function_name
, string $workload
[, string $unique
] ) : stringRuns a high priority task in the background, returning a job handle which can be used to get the status of the running task. High priority tasks take precedence over normal and low priority tasks in the job queue.
function_name由程序自动执行的已注册函数。
workload被处理的序列化数据。
unique用于标识特定任务的唯一性 ID。
The job handle for the submitted task.