* Please note this feature is only available in paid versions.
- Parameters:
- $column_name: column name for grouping
- $summaryType: summary type. It can be one of the types below
- sum
- count
- avg
- min
- max
- Description:
-
Display group summary of a specific summary type, such as sum or max, in the group summary footer.
-
- Remark:
- This method must be used together with set_group_properties() method.
- Example:
1 2 3 | $dg -> set_group_properties('customerNumber'); $dg -> set_group_summary('amount','sum'); $dg -> set_group_summary('checkNumber','count'); |