Microsoft® JScript®
~ Operator
 Language Reference 
Version 1 

See Also


Description
Performs a bitwise NOT (negation) on an expression.
Syntax
result = ~ expression

The ~ operator syntax has these parts:

Part Description
result Any variable.
expression Any expression.

Remarks
All unary operators, such as the ~ operator, evaluate expressions as follows: The operator is applied to the resulting number.

The ~ operator looks at the binary representation of the values of the expression and does a bitwise negation operation on it. The result of this operation behaves as follows:

0101    (expression)
----
1010    (result)
Any digit that is a 1 in the expression becomes a 0 in the result. Any digit that is a 0 in the expression becomes a 1 in the result.

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