OR Operator

Used to perform a logical disjunction on two expressions.

Syntax

result = expression1 Or expression2

The Or operator syntax has these parts:

Part Description
result Required; any numeric variable.
expression1 Required; any expression.
expression2 Required; any expression.

Remarks

If either or both expressions evaluate to True, result is True. The following table illustrates how result is determined:

If expression1 is And expression2 is The result is
True True True
True False True
False True True
False False False

The Or operator also performs a bitwise comparison of identically positioned bits in two numeric expressions and sets the corresponding bit in result according to the following table:
If expression1 is And expression2 is The result is
0 0 0
0 1 1
1 0 1
1 1 1

Example

Dim A, B, C, D, MyCheck
A = 10: B = 8: C = 6: D = Null ' Initialize variables.
MyCheck = A > B Or B > C ' Returns True.
trace MyCheck
MyCheck = B > A Or B > C ' Returns True.
trace MyCheck
MyCheck = A > B Or B > D ' Returns True.
trace MyCheck
MyCheck = B > D Or B > A ' Returns True.
trace MyCheck
MyCheck = A Or B ' Returns 10 (bitwise comparison).
trace MyCheck

 

See Also

Operators