PHP Australia Conference 2015

rrd_first

(PECL rrd >= 0.9.0)

rrd_firstGets the timestamp of the first sample from rrd file.

Descrizione

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

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

Elenco dei parametri

file

RRD database file name.

raaindex

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

Valori restituiti

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

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