public static AddOrUpdateFieldsDefinition CreateAddContentTypeFields(params string[] fieldNames)
{
AddOrUpdateFieldsDefinition addField = new AddOrUpdateFieldsDefinition();
addField.Fields = new AddOrUpdateFieldsDefinitionMethod[fieldNames.Length];
for (int i = 0; i < fieldNames.Length; i++)
{
addField.Fields[i] = new AddOrUpdateFieldsDefinitionMethod();
addField.Fields[i].ID = Guid.NewGuid().ToString();
addField.Fields[i].Field = new AddOrUpdateFieldDefinition();
addField.Fields[i].Field.Name = fieldNames[i];
}
return addField;
}