(PECL gearman <= 0.5.0)
GearmanClient::data — Get the application data (deprecated)
Get the application data previously set with GearmanClient::setData().
注意:
This method was replaced by GearmanClient::setContext() in the 0.6.0 release of the Gearman extension.
この関数にはパラメータはありません。
The same string data set with GearmanClient::setData()