IChartStorageHandler.Exists(String) Method   
Definition
Important
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Checks for the existence of data under a specified key.
public:
 bool Exists(System::String ^ key);public bool Exists(string key);abstract member Exists : string -> boolPublic Function Exists (key As String) As BooleanParameters
- key
- String
Index key.
Returns
true if data exists under specified key; otherwise, false.