Document.normalize_field_types method. Changes field type values [FieldChar.field_type](../../../aspose.words.fields/fieldchar/field_type/) of [FieldStart](../../../aspose.words.fields/fieldstart/), [FieldSeparator](../../../aspose.words.fields/fieldseparator/), [FieldEnd](../../../aspose.words.fields/fieldend/) in the whole Document so that they correspond to the field types contained in the field codes.... doc = aw . Document () builder =...= aw . DocumentBuilder ( doc = doc ) field = builder . insert_field...