What is the role of the ICollection interface in C#

In C#, the ICollection interface defines the size, enumerators and synchronization methods of all non-generic collections. It is the basic interface for classes in the System.Collections namespace.

The following are the properties of the ICollection interface:

Serial number	Property name and description
1	Count #Number of elements in ICollection
2	SyncRoot Get an object for synchronous access to ICollection.

The following are the methods of the ICollection interface:

##12

Serial number	Method name and description
	CopyTo(Array^,Int32)This method copies the elements of ICollection into an array.
	GetEnumerator()The GetEnumerator() method returns a collection for iteration enumerator.

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