ILinearModel.AddVariable Method

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Returns a value that indicates whether a user variable is added to a model.

Namespace:  Microsoft.SolverFoundation.Services
Assembly:  Microsoft.Solver.Foundation (in Microsoft.Solver.Foundation.dll)

Syntax

'Declaration
Function AddVariable ( _
    key As Object, _
    <OutAttribute> ByRef vid As Integer _
) As Boolean

bool AddVariable(
    Object key,
    out int vid
)

bool AddVariable(
    Object^ key, 
    [OutAttribute] int% vid
)

abstract AddVariable : 
        key:Object * 
        vid:int byref -> bool 

function AddVariable(
    key : Object, 
    vid : int
) : boolean

Parameters

• key
  Type: System.Object
  A key for the row.

• vid
  Type: System.Int32%
  A variable index.

Return Value

Type: System.Boolean
true if the user variable is added to the model successfully; false if the model already includes a user variable that is referenced by key or if the model already includes a row that is referenced by key.

Remarks

The following table shows the value of vid, depending on the key.

.NET Framework Security

• Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.

See Also

Reference

ILinearModel Interface

Microsoft.SolverFoundation.Services Namespace