System.TVarOp Type

TVarOp defines a Variant operation.

Pascal

TVarOp = Integer;

C++

int TVarOp;

TVarOp is used to define an Variant operation. There are three operation categories :

Type	Meaning
Two operand processing	A logical operation of left and right operands. Such as BinaryOp.
Two operand comparison	A comparison of left and right operands. Such as CompareOp.
One operand processing	Processing of a single operand. Such as UnaryOp.

TVarOp may hold one of the following values :

Value	Meaning
opAdd	Addition.
opAnd	Bitwise and.
opCmpEQ	Compare for equality.
opCmpGE	Compare left greater than or equal to right.
opCmpGT	Compare left greater than right.
opCmpLE	Compare left less than or equal to right.
opCmpLT	Compare left less than right.
opCmpNE	Compare for inequality.
opCompare	Generalised comparison.
opDivide	Division of left by right.
opIntDivide	Integer division of left by right.
opModulus	Remainder of left divide by right.
opMultiply	Left multiplied by right.
opNegate	Negation of a single operand value.
opNot	Bitwise negation of a single operand.
opOr	Bitwise or.
opShiftLeft	Bitwise shift left.
opShiftRight	Bitwise shift right.
opSubtract	Right subtracted from left.
opXor	Bitwise exclusive or.