Reference for Wiring version 0024+. If you have a previous version, use the reference included with your software. If you see any errors or have any comments, let us know.

Name

˜ (bitwise ones complement)

Examples
unsigned int value=4;  //   4 = 0000 0100

value = ~ value;       // 251 = 1111 1011
Description This operand is unary (requires one operand) and inverts bit by bit of an expression. Returns 0 for that position bit if the position is 1 or 1 if the position is 0. The following list shows all possible combinations:

~ 0 // Evaluates 1
~ 1 // Evaluates 0
Syntax
~ expression
Parameters
expression any valid expression
Returns One´s complement of an expression
Usage Application
Related & (bitwise AND)
&= (bitwise AND and assign)
| (bitwise OR)
|= (bitwise OR and assign)
^ (bitwise XOR)
<< (bitwise bit shift left)
>> (bitwise bit shift right)
Updated on November 17, 2009 11:08:36pm PST

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