CspListOperators.ElementAt Method

Solver Foundation 3.0

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Creates a term that indicates whether the value of listVar[index] is equal to elementToBe.

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

public static CspTerm ElementAt(
	this ConstraintSystem solver,
	CspTerm index,
	CspTerm listVar,
	CspTerm elementToBe
)

Parameters

solver
Type: Microsoft.SolverFoundation.Solvers.ConstraintSystem
A solver.
index
Type: Microsoft.SolverFoundation.Solvers.CspTerm
An index term for a list.
listVar
Type: Microsoft.SolverFoundation.Solvers.CspTerm
A list variable.
elementToBe
Type: Microsoft.SolverFoundation.Solvers.CspTerm
The target value.

Return Value

Type: Microsoft.SolverFoundation.Solvers.CspTerm
A Boolean term that indicates whether the value of listVar[index] is equal to elementToBe.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type ConstraintSystem. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

The index must be a constant integer term or have an integer interval between zero and the domain's maximum length minus one.

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