0.1 28 February, 2000 NSURL Foundation/NSURL.h NSCoding URLWithString: URLString URLWithString: URLString relativeToURL: baseURL fileURLWithPath: path loadResourceDataNotifyingClient: client usingCache: shouldUseCache parameterString password path port propertyForKey: propertyKey query relativePath relativeString resourceDataUsingCache: shouldUseCache resourceSpecifier scheme setProperty: property setResourceData: data standardizedURL user