Examples of using External variable in English and their translations into Russian
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Official
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Colloquial
In this example there is an external variable Aver_Bars.
External variables are no longer registered in the global scope by default.
The input storage class defines the external variable.
For this purpose an external variable history is used in the following program.
Amount of bars for smoothing is set in the external variable Aver_Bars.
External variables Lots and Percent are declared in the include file Variables. mqh.
Filter_input- Gets a specific external variable by name and optionally filters it.
External variable is a variable, the value of which is available from a program properties window.
Amount of bars to be analyzed is set up in the external variable Quant_Bars.
When declaring an external variable, modifier'extern' should be indicated before its value type.
Values of stop levels are initially set by a user in external variables StopLoss and TakeProfit.
An external variable is declared outside all functions and is a global one- its scope is the whole program.
Filter_input_array- Gets external variables and optionally filters them.
To provide the option of changing settings in the Expert Advisor externvar.mq4 external variables are used.
The user has set the correct value of the external variable Parol when working on a real account.
At the same time,we take into consideration the percentage of free margin specified by the user in the external variable Percent.
Color preset by a user in an external variable, prohibited to draw as a ray, line style- dotted.
External variables are specified in the program head part, namely before any function that contains an external function call.
In this situation, an infinite loop may occur since the external variable'ret' in the loop body is not changed at all.
In block 3-4, the calculations are made for the situation where the user has defined a non-zero value of the volume in lots in the external variable Lots.
At the execution of deinit()that finishes a program, external variables will have values resulted from the previous session, i.e.
External Variable is a variable, the value of which is available from the program properties window; it has the properties of a global variable. .
Formal parameters must have names differing from those of external variables and local variables defined within one function.
The bigbars. mq4 EA searches the nearest bar whose height(difference between minimum and maximum) is more than orequal to the value specified in the external variable Quant_Pt.
The left coordinate is calculated according to the number of bars set by a user(external variable Len_Cn) and is defined as the opening time of a bar with the corresponding index.
One clarification related to the treatment of direct programme and project costs, where it was highlighted that the Joint Inspection Unit classifies costs relating to programme and implementation activities, including advisory activities,as'direct costs of an external variable nature.
The directive is usually applied to global variables, including external variables declared in another units.
However, if the user has adjusted external variables or switched the timeframe, the program undergoes deinitialization and the consequent initialization, the values of global variables being saved.
Please note, that when an EA properties window is open anda user is making decision about external variable values, the EA(or indicator) does not work.
If a user has set up a certain non-zero value of the external variable Lts, for example 0.5, it is accepted as the amount of lots Lts when a trade request to open an order is formed.