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Dieses Dokument verwendet PHP-Handbuch für chinesische Websites Freigeben
(PHP 5 >= 5.2.0)
This recursive iterator can filter another recursive iterator via a regular expression.
$iterator
, string $regex
[, int $mode
= self::MATCH
[, int $flags
= 0
[, int $preg_flags
= 0
]]] )$flags
)$mode
)$preg_flags
)