Common Tasks Performed with Visual Basic Operators
Operators perform many common tasks involving one or more expressions called operands.
Arithmetic and Bit-shift Tasks
The following table summarizes the available arithmetic and bit-shift operations.
| To | See |
|---|---|
| Add one numeric value to another | + Operator |
| Subtract one numeric value from another | - Operator (Visual Basic) |
| Reverse the sign of a numeric value | - Operator (Visual Basic) |
| Multiply one numeric value by another | * Operator |
| Divide one numeric value into another | / Operator (Visual Basic) |
| Find the quotient of one numeric value divided by another (without the remainder) | \ Operator (Visual Basic) |
| Find the remainder of one numeric value divided by another (without the quotient) | Mod Operator |
| Raise one numeric value to the power of another | ^ Operator |
| Shift the bit pattern of a numeric value to the left | << Operator |
| Shift the bit pattern of a numeric value to the right | >> Operator |
Comparison Tasks
The following table summarizes the available comparison operations.
| To | See |
|---|---|
| Determine whether two values are equal | = Operator (Comparison Operators in Visual Basic) |
| Determine whether two values are unequal | <> Operator (Comparison Operators in Visual Basic) |
| Determine whether one value is less than another | < Operator (Comparison Operators in Visual Basic) |
| Determine whether one value is greater than another | > Operator (Comparison Operators in Visual Basic) |
| Determine whether one value is less than or equal to another | <= Operator (Comparison Operators in Visual Basic) |
| Determine whether one value is greater than or equal to another | >= Operator (Comparison Operators in Visual Basic) |
| Determine whether two object variables refer to the same object instance | Is Operator |
| Determine whether two object variables refer to different object instances | IsNot Operator |
| Determine whether an object is of a specific type | TypeOf Operator |
Concatenation Tasks
The following table summarizes the available concatenation operations.
| To | See |
|---|---|
| Join multiple strings into a single string | & Operator (Concatenation Operators in Visual Basic) |
| Join numeric values with string values | + Operator (Concatenation Operators in Visual Basic) |
Logical and Bitwise Tasks
The following table summarizes the available logical and bitwise operations.
| To | See |
|---|---|
| Perform logical negation on a Boolean value | Not Operator |
| Perform logical conjunction on two Boolean values | And Operator |
| Perform inclusive logical disjunction on two Boolean values | Or Operator |
| Perform exclusive logical disjunction on two Boolean values | Xor Operator |
| Perform short-circuited logical conjunction on two Boolean values | AndAlso Operator |
| Perform short-circuited inclusive logical disjunction on two Boolean values | OrElse Operator |
| Perform bit-by-bit logical conjunction on two integral values | And Operator |
| Perform bit-by-bit inclusive logical disjunction on two integral values | Or Operator |
| Perform bit-by-bit exclusive logical disjunction on two integral values | Xor Operator |
| Perform bit-by-bit logical negation on an integral value | Not Operator |
See also
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