SunshinePHP Developer Conference 2015

rrd_first

(PECL rrd >= 0.9.0)

rrd_firstGets the timestamp of the first sample from rrd file.

Beschreibung

int rrd_first ( string $file [, int $raaindex = 0 ] )

Returns the first data sample from the specified RRA of the RRD file.

Parameter-Liste

file

RRD database file name.

raaindex

The index number of the RRA that is to be examined. Default value is 0.

R├╝ckgabewerte

Integer number of unix timestamp, FALSE if some error occurs.

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