RRD 関数
PHP Manual

rrd_lastupdate

(PECL rrd >= 0.9.0)

rrd_lastupdateGets information about last updated data.

説明

array rrd_lastupdate ( string $filename )

Gets array of the UNIX timestamp and the values stored for each date in the most recent update of the RRD database file.

パラメータ

file

RRD database file name.

返り値

Array of information about last update, FALSE when error occurs.


RRD 関数
PHP Manual