SetBase.Retain Method

Retains the first occurrence of each element of the specified ICollection from the set.

[Visual Basic]
Overridable Public Function Retain( _
   ByVal collection As ICollection _
) As Boolean Implements _
   ISet.Retain

[C#]
public virtual bool Retain(
ICollection collection
);

collection: The ICollection used to determine what elements to be retained in the set.

true if the set is modified; otherwise false.

Exception Type	Condition
System.NotSupportedException	The set is read-only. -or- The set has a fixed size.

Exception Type

Condition

The set is read-only.

-or-

The set has a fixed size.