Returns an FPL conditional expression that limits which table rows are displayed or null if no expression is configured.
The expression is applied to each row in the underlying table when the page is prepared for output.
The expression can refer to any form field or table column and must evaluate to true or false.
nullif no expression is configured. The expression is applied to each row in the underlying table when the page is prepared for output. The expression can refer to any form field or table column and must evaluate to true or false.Further documentation.