// Type: int?, selector function is called
public static int Test2g()
{
Data_Nint[] source = new Data_Nint[] { new Data_Nint {
name = "Tim", num = 10
},
new Data_Nint {
name = "John", num = null
},
new Data_Nint {
name = "Bob", num = 10
} };
double?expected = 10;
var actual = source.Average((e) => e.num);
return((expected == actual) ? 0 : 1);
}
// Type: int?, selector function is called
public static int Test2g()
{
Data_Nint[] source = new Data_Nint[]{ new Data_Nint{name="Tim", num=10},
new Data_Nint{name="John", num=null},
new Data_Nint{name="Bob", num=-30}
};
int? expected = -20;
var actual = source.Sum((e) => e.num);
return ((expected == actual) ? 0 : 1);
}
// Type: int?, selector function is called
public static int Test2g()
{
Data_Nint[] source = new Data_Nint[]{ new Data_Nint{name="Tim", num=10},
new Data_Nint{name="John", num=null},
new Data_Nint{name="Bob", num=10}
};
double? expected = 10;
var actual = source.Average((e) => e.num);
return ((expected == actual) ? 0 : 1);
}
