gzrewind

(PHP 4, PHP 5)

gzrewind — Rewind the position of a gz-file pointer

bool gzrewind ( resource $zp )

Sets the file position indicator of the given gz-file pointer to the beginning of the file stream.

zp: 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.