Returns an NSUnarchiver object initialized to read an archive from a given data object.
Original signature is '- (id)initForReadingWithData:(NSData *)data'
Available in Mac OS X v10.0 and later.


- data (NSData)
- The archive data.

An NSUnarchiver object initialized to read an archive from data. Returns nil if data is not a valid archive.

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)