(PHP 4 >= 4.0.7, PHP 5 >= 5.2.0, PECL zip:1.0-1.9.0)
zip_open — Open a ZIP file archive
Opens a new zip archive for reading.
The file name of the ZIP archive to open.
Returns a resource handle for later use with zip_read() and zip_close() or returns the number of error if filename does not exist or in case of other error.