Standard Deviation function.
| C# | Visual Basic | Visual C++ |
public static readonly ExprAggregate.ExprAggregate..::ExprAggregateOp STDDEV
Public Shared ReadOnly STDDEV As ExprAggregate..::ExprAggregateOp
public: static initonly ExprAggregate..::ExprAggregateOp^ STDDEV
Computes the standard deviation for a field.