Php/docs/rrdupdater.update
来自菜鸟教程
RRDUpdater::update
(PECL rrd >= 0.9.0)
RRDUpdater::update — Update the RRD database file
说明
public RRDUpdater::update
( array $values
[, string $time
= time()
] ) : bool
Updates the RRD file defined via RRDUpdater::__construct(). The file is updated with a specific values.
参数
values
- Data for update. Key is data source name.
time
- Time value for updating the RRD with a particulat data. Default value is current time.
返回值
成功时返回 true
, 或者在失败时返回 false
。
范例
Example #1 RRDUpdater::update() examples
<?php$updator = new RRDUpdater("speed.rrd");//updates the data source "speed" with value "12411"//for time defined by timestamp "920807700"$updator->update(array("speed" => "12411"), "920807700");?>