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MQL5 ReferenceTrade FunctionsHistoryDealGetDouble 

HistoryDealGetDouble

Returns the requested property of a deal. The deal property must be of the double type. There are 2 variants of the function.

1. Immediately returns the property value.

double  HistoryDealGetDouble(
   ulong                      ticket_number,     // Ticket
   ENUM_DEAL_PROPERTY_DOUBLE  property_id        // Property identifier
   );

2. Returns true or false, depending on the success of the function. If successful, the value of the property is placed into a target variable passed by reference by the last parameter.

bool  HistoryDealGetDouble(
   ulong                      ticket_number,     // Ticket
   ENUM_DEAL_PROPERTY_DOUBLE  property_id,       // Property identifier
   double&                    double_var         // Here we accept the property value
   );

Parameters

ticket_number

[in]  Deal ticket.

property_id

[in]  Identifier of a deal property. The value can be one of the values of the ENUM_DEAL_PROPERTY_DOUBLE enumeration.

double_var

[out]  Variable of the double type that accepts the value of the requested property.

Return Value

Value of the double type.

Note

Do not confuse orders, deals and positions. Each deal is the result of the execution of an order, each position is the summary result of one or more deals.

See also

HistorySelect(), HistoryDealsTotal(), HistoryDealGetTicket(), Deal Properties


Updated: 2015.12.03