rrd_fetch
(PECL rrd >= 0.9.0)
rrd_fetch — Fetch the data for graph as array
说明
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.
参数
-
filename
-
RRD database file name.
-
options
-
Array of options for resolution specification.
返回值
Returns information about retrieved graph data.