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Dieses Dokument verwendet PHP-Handbuch für chinesische Websites Freigeben
(PECL sync >= 1.0.0)
A cross-platform, native implementation of named and unnamed reader-writer objects.
A reader-writer object allows many readers or one writer to access a resource. This is an efficient solution for managing resources where access will primarily be read-only but exclusive write access is occasionally necessary.
$name
[, bool $autounlock
]] )$wait
] )$wait
] )