Contains

Indicates whether the System.Data.Constraint object specified by name exists in the collection.

Syntax

public bool Contains (string name)

name
The Constraint.ConstraintName of the constraint.

true if the collection contains the specified constraint; otherwise, false.

Use the ConstraintCollection.Contains(string) method to determine whether the specified System.Data.Constraint exists before trying to remove it from the collection. You can also use the ConstraintCollection.CanRemove(Constraint) method to determine whether a System.Data.Constraint can be removed.

Namespace: System.Data
Assembly: System.Data (in System.Data.dll)
Assembly Versions: 1.0.5000.0, 2.0.0.0