RRDGraph::save
(PECL rrd >= 0.9.0)
RRDGraph::save — Saves the result of query into image
说明
public RRDGraph::save(): array
Saves the result of RRD database query into image defined by RRDGraph::__construct().
参数
此函数没有参数。
返回值
Returns array with information about generated image, 或者在失败时返回 false.
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