rrd_fetch
(PECL rrd >= 0.9.0)
rrd_fetch — Fetch the data for graph as array
説明
rrd_fetch
( string $filename
, array $options
) : array
Gets data for graph output from RRD database file as array. This function has same result as rrd_graph(), but fetched data are returned as array, no image file is created.
パラメータ
filename- RRD database file name.
options- Array of options for resolution specification.
返り値
Returns information about retrieved graph data.
