Document.normalizeFieldTypes method. Changes field type values [FieldChar.fieldType](../../../aspose.words.fields/fieldchar/fieldType/) 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....Document.normalizeFieldTypes method. Changes field type values [FieldChar.fieldType](../../../aspose.words.fields/fieldchar/fieldType/) 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.