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Dieses Dokument verwendet PHP-Handbuch für chinesische Websites Freigeben
(PECL rrd >= 0.9.0)
RRDGraph::save — Saves the result of query into image
Saves the result of RRD database query into image defined by RRDGraph::__construct() .
此函数没有参数。
Array with information about generated image is returned, FALSE
if error
occurs.