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(PHP 4, PHP 5, PHP 7, PHP 8)
gzrewind — Rewind the position of a gz-file pointer
$stream): bool
Sets the file position indicator of the given gz-file pointer to the beginning of the file stream.
stream
The gz-file pointer. It must be valid, and must point to a file successfully opened by gzopen().
成功时返回 true， 或者在失败时返回 false。
