ObjFW  Diff

 */
- (nullable OFString *)string: (OFString *)string
   containsUnknownEntityNamed: (OFString *)entity;
@end

@interface OFString (XMLUnescaping)
/*!
 * @brief Unescapes XML in the string.
 * The string with XML entities unescapted.
 */
- (OFString *)stringByXMLUnescaping;
@property (readonly, nonatomic) OFString *stringByXMLUnescaping;

/*!
 * @brief Unescapes XML in the string and uses the specified delegate for
 *	  unknown entities.
 *
 * @param delegate An OFXMLUnescapingDelegate as a handler for unknown entities
 */