(PECL event >= 1.2.6-beta)
EventDnsBase::setOption — Set the value of a configuration option
$option
,
string
$value
) : boolSet the value of a configuration option.
option
The currently available configuration options are:
"ndots"
,
"timeout"
,
"max-timeouts"
,
"max-inflight"
, and
"attempts"
.
value
Option value.
成功时返回 true， 或者在失败时返回 false。