はじめに
    PHP Manual
    PHP Manual»RRD»RRDCreator

    RRDCreator クラス

    (PECL rrd >= 0.9.0)

    RRD データベースファイルの生成クラス

    class RRDCreator {
    /* メソッド */
    public function __construct(string $path, string $startTime = ?, int $step = 0)
    public function addArchive(string $description): void
    public function addDataSource(string $description): void
    public function save(): bool
    }

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