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# XMLParser.ExternalEntityResolvingPolicy

Defines the external entity resolving policy used by an `NSXMLParser` instance.

```
enum ExternalEntityResolvingPolicy
```

## Topics

### Enumeration Cases

### Constants

[`XMLParser.ExternalEntityResolvingPolicy.always`](/documentation/Foundation/XMLParser/ExternalEntityResolvingPolicy-swift.enum/always)

The parser always resolves external entities.

[`XMLParser.ExternalEntityResolvingPolicy.never`](/documentation/Foundation/XMLParser/ExternalEntityResolvingPolicy-swift.enum/never)

The parser should never resolve external entities.

[`XMLParser.ExternalEntityResolvingPolicy.noNetwork`](/documentation/Foundation/XMLParser/ExternalEntityResolvingPolicy-swift.enum/noNetwork)

The parser resolves external entities but does not load them over the network.

[`XMLParser.ExternalEntityResolvingPolicy.sameOriginOnly`](/documentation/Foundation/XMLParser/ExternalEntityResolvingPolicy-swift.enum/sameOriginOnly)

The parser resolves external entities only from the same origin as the original URL. Only applies to `NSXMLParser` instances initialized with `-initWithContentsOfURL:`.

[`XMLParser.ExternalEntityResolvingPolicy.always`](/documentation/Foundation/XMLParser/ExternalEntityResolvingPolicy-swift.enum/always)

The parser always resolves external entities.

[`XMLParser.ExternalEntityResolvingPolicy.never`](/documentation/Foundation/XMLParser/ExternalEntityResolvingPolicy-swift.enum/never)

The parser should never resolve external entities.

[`XMLParser.ExternalEntityResolvingPolicy.noNetwork`](/documentation/Foundation/XMLParser/ExternalEntityResolvingPolicy-swift.enum/noNetwork)

The parser resolves external entities but does not load them over the network.

[`XMLParser.ExternalEntityResolvingPolicy.sameOriginOnly`](/documentation/Foundation/XMLParser/ExternalEntityResolvingPolicy-swift.enum/sameOriginOnly)

The parser resolves external entities only from the same origin as the original URL. Only applies to `NSXMLParser` instances initialized with `-initWithContentsOfURL:`.


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