unzip_file ( $file, $to )
- (string) $file Full path and filename of ZIP archive.
- (string) $to Full path on the filesystem to extract archive to.
- (true|WP_Error) True on success, WP_Error on failure.
- Introduced in WordPress: 2.5.0
- Deprecated in WordPress: —
Unzips a specified ZIP file to a location on the filesystem via the WordPress
Assumes that WP_Filesystem() has already been called and set up. Does not extract
a root-level __MACOSX directory, if present.
Attempts to increase the PHP memory limit to 256M before uncompressing. However,
the most memory required shouldn't be much larger than the archive itself.