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GearmanClient::echo

(PECL gearman >= 0.5.0)

GearmanClient::echo — Send data to all job servers to see if they echo it back [deprecated]

说明

public GearmanClient::echo ( string $workload ) : bool

The GearmanClient::echo() method is deprecated as of pecl/gearman 1.0.0. Use GearmanClient::ping().

参数

workload

Some arbitrary serialized data to be echo back

返回值

成功时返回 TRUE， 或者在失败时返回 FALSE。