(PECL gearman >= 0.5.0)
GearmanTask::recvData — Read work or result data into a buffer for a task
This function is EXPERIMENTAL. The behaviour of this function, its name, and surrounding documentation may change without notice in a future release of PHP. This function should be used at your own risk.
data_len
Length of data to be read.
An array whose first element is the length of data read and the second is the data buffer.
Returns false
if the read failed.