| True DataControl 8.0 Reference > Constraint Object > Constraint Object Properties > ConditionExpression Property (Constraint) |
Condition determining whether the constraint should be applied.
Constraint.ConditionExpression = variant
Read/Write at run time and design time. Property applies to Constraint object.
This property specifies the applicability expression for a constraint.
If this expression is empty or evaluates to False, the constraint is skipped.
If this expression evaluates to True, the constraint is tested.
See Validation and Constraints for more information on constraints.
See True DataControl Expressions for more information about expressions in general.