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ConstraintCollection.IndexOf Method (Constraint)

Gets the index of the specified Constraint.

Namespace:  System.Data
Assembly:  System.Data (in System.Data.dll)
member IndexOf : 
        constraint:Constraint -> int

Parameters

constraint
Type: System.Data.Constraint

The Constraint to search for.

Return Value

Type: System.Int32
The zero-based index of the Constraint if it is in the collection; otherwise, -1.

Use the IndexOf method to return an index to be used with either the Contains or Remove method.

The following example uses the IndexOf method to return the index of a Constraint. The index is passed to the Contains method, before it is removed, to determine whether the collection contains the constraint.

No code example is currently available or this language may not be supported.

.NET Framework

Supported in: 4.5.1, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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