Sets the child nodes of the receiver.
Original signature is '- (void)setChildren:(NSArray *)children'
Available in Mac OS X v10.4 and later.


- children (NSArray)
- An array of NSXMLNode objects. Each of these objects must represent comments, processing instructions, or the root element; otherwise, an exception is raised. Pass in nil to remove all children.

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