Modify Order Quantity

modify_quantity

First use make_modify_quantity_obj to create ModifyQuantityObj

Parameter	Type	Description
orderResult	OrderResult	Target order to modify
quantity	int	New quantity (includes already filled portion)

Input Parameters

Parameter	Type	Description
account	Account	Account
ModifyQuantityObj	ModifyQuantityObj	Object for quantity modification
unblock	bool (optional)	Non-blocking (default = false)

Result Response

Parameter	Type	Description
is_success	bool	Whether successful
data	OrderResult	Returned modified order info
message	string	Error message when is_success = False

OrderResult Fields

Return type: Object

Parameter	Type	Description
function_type	int	Function type: 0 New, 10 Execute new, 15 Modify price, 20 Modify quantity, 30 Cancel, 90 Failed
date	string	Trade date
seq_no	string	Order sequence number
branch_no	string	Branch code
account	string	Account
order_no	string	Order number
asset_type	int	Asset type: 0 Securities
market	string	Market: TAIEX listed, TAISDAQ OTC, TAIEMG emerging
market_type	MarketType	Market type: COMMON, FIXING, INTRADAY_ODD, ODD, EMG, EMG_ODD
stock_no	string	Stock code
buy_sell	BSAction	Buy/sell: BUY, SELL
pric_type	PriceType	Effective price type: LIMIT, LIMIT_UP, LIMIT_DOWN, MARKET, REFERENCE
price	double	Price
quantity	int	Original order quantity
time_in_force	TimeInForce	Time in force: ROD, FOK, IOC
order_type	OrderType	Order type: STOCK, MARGIN, SHORT, DAY_TRADE, SBL
is_pre_order	bool	Whether this is a pre-order
status	int	Order status
after_price_type	PriceType	Effective price type
after_price	double	Effective price
unit	int	Unit count
after_qty	int	Effective quantity, including filled quantity
filled_qty	int	Filled quantity
filled_money	int	Filled amount
before_qty	int	Effective quantity before modification
before_price	double	Effective price before modification
user_def	string	Custom field
last_time	string	Last update time
details	list	Order history; available when querying order_result_detail or order_history
error_message	string	Error message

Request Example

auto modify_quantity_obj = sdk->stock->make_modify_quantity_obj(target_order, 1000);
auto modify_quantity_response = sdk->stock->modify_quantity(target_account, modify_quantity_obj, std::nullopt);

Response Example

{
isSuccess = true,
message = ,
data = OrderResult{functionType = 20, afterQty = 1000, ...}
}