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Specifies a constant that identifies an invalid index in a collection.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows 7, Windows Vista with SP2 and Platform Update for Windows Vista [desktop apps only] |
| Minimum supported server |
Windows Server 2008 R2, Windows Server 2008 with SP2 and Platform Update for Windows Server 2008 [desktop apps only] |
| Header |
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| IDL |
|