TDAUnaryOperator
Overview
The TDAUnaryOperator enumeration denotes the unary operator applied to operand of a TDAUnaryExpression expression. The TDAUnaryOperator enumeration is widely used when Dynamic Where expressions are created in code.
The following table shows how TDAUnaryOperator values are translated into human-readable expressions.
Location
- Unit: uDAWhere.pas
| Value | Description |
|---|---|
| duoMinus | Negates the value of the operand. The operand should be of a numeric type. |
| duoNot | Logical NOT operation. |