Returns a Boolean value that indicates whether the receiver represents a declaration from an external DTD (the system ID is set).
Original signature is '- (BOOL)isExternal'
Available in Mac OS X v10.4 and later.
Declaration Syntax
Version Information
- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)