# 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.