XML Date to CoreData NSDate

Here is code snippet to parse a XML string to Core Data NSDate.

NSString *string = [currentString stringByTrimmingCharactersInSet:
[NSCharacterSet whitespaceAndNewlineCharacterSet]];
NSLocale* usLocale = [[NSLocale alloc] 
initWithLocaleIdentifier:@"en-US"];
NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
[dateFormatter setLocale:usLocale];
[dateFormatter setDateFormat:@"EEE, dd MMM yyyy HH:mm:ss ZZ"];
NSDate *pubDate = [dateFormatter dateFromString:string];