(PECL gearman >= 0.6.0)
GearmanClient::setDataCallback — Callback function when there is a data packet for a task
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
锟缴癸拷时锟斤拷锟斤拷 TRUE
锟斤拷 锟斤拷锟斤拷锟斤拷失锟斤拷时锟斤拷锟斤拷 FALSE
锟斤拷