[]
        
Determines whether the ICollection<T> contains a specific value.
public bool Contains(ISparklineGroup item)
Public Function Contains(item As ISparklineGroup) As Boolean
| Type | Name | Description | 
|---|---|---|
| ISparklineGroup | item | The object to locate in the ICollection<T>.  | 
    
| Type | Description | 
|---|---|
| bool | true if   |