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My code is：
var avg= new AggregateFunction<student, decimal>
{
AggregationExpression = myItem => Math.Round(myItem.Where(i => i.age!= 0).Average(c => c.age), 3)
};
((GridViewDataColumn)this.RgvVerify.Columns[1]).AggregateFunctions.Add(avg);
What is the result,How can I get the function result??
{
AggregationExpression = myItem => Math.Round(myItem.Where(i => i.age!= 0).Average(c => c.age), 3)
};
((GridViewDataColumn)this.RgvVerify.Columns[1]).AggregateFunctions.Add(avg);
What is the result,How can I get the function result??