Load an XML file, parse the contents, and find a specific node.

load-parse-xml.m

- ( void ) loadAndParseXMLFile : ( NSString * ) url
{
    NSArray * items;
    NSArray * query;
    NSError * error;
    NSXMLDocument * doc;
    NSXMLNode * item;
    
    // XPath for the win!
    doc = [[NSXMLDocument alloc] initWithContentsOfURL : [NSURL URLWithString : url] options : ( NSXMLNodePreserveWhitespace | NSXMLNodePreserveCDATA ) error : &error];
    items = [doc nodesForXPath:@"//item" error : &error];
    
    NSLog( @"Found %lu RSS items.", [items count] );
    
    for( item in items )
    {
        query = [item nodesForXPath : @"title" error : &error];
        NSLog( @"%@", [[query objectAtIndex: 0] objectValue]);
    }
}