| Overload | Description |
|---|---|
| Contains(NonTerminalSymbol) | Returns a value indicating whether the specified NonTerminalSymbol exists within the collection. |
| Contains(String) | Returns a value indicating whether a NonTerminalSymbol with the specified name exists within the collection. |
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2