Ios iterate through dictionary

NSDictionary *myDict = @{@"Key 1" : @"Value 1",
                         @"Key 2" : @"Value 2"}
NSEnumerator *enumerator = [myDict keyEnumerator];
id key = nil;
while((key = [enumerator nextObject]))
    NSLog(@"key=%@ value=%@", key, myDict[key]);

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