rrd_first
PHP function
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(PECL rrd >= 0.9.0)
Gets the timestamp of the first sample from rrd file
Description
rrd_first(string $file, int $raaindex = 0): int
Returns the first data sample from the specified RRA of the RRD file.
Parameters
fileRRD database file name.
raaindexThe index number of the RRA that is to be examined. Default value is 0.
Return Values
Integer number of unix timestamp,Falseforfailure.