Count Function (Reporting Services)
Returns a count of the non-null values of the specified expression.
(Variant or Binary) The expression on which to perform the aggregation. The expression cannot contain aggregate functions. Using an expression counts all non-null values of the specified expression.
(String) The name of a dataset, grouping, or data region that contains the report items to which to apply the aggregate function. If Scope is specified, the aggregate function applies to all data in the dataset, grouping, or data region. For more information about the Scope parameter, see Using Report Functions in Expressions (Reporting Services).
Returns an Integer.
Scope cannot be an expression.
The following code example provides a count of employees in the outermost data region.
The following code example provides a count of all orders in the Orders grouping or data region.