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How can I change the sign of an Integer value like 100 to -100 ?

Hello,
how can I change the sign of an Integer Value like

Abs?(100)
-> -100

Thanks,
Andreas
Nov 17 '05 #1
2 15404
multiple by -1 will always toggle the sign...

-1 * 40 = -40
-1 * -40 = 40

abs() will always make something positive

abs(40) = 40
abs(-40) = 40

abs() * -1 will always make it negative

abs(40) * -1 = -40
abs(-40) * -1 = 40

(abs is defined in system.math)

karl

"Andreas Klemt" <ak******@hotmail.com> wrote in message
news:e%****************@tk2msftngp13.phx.gbl...
Hello,
how can I change the sign of an Integer Value like

Abs?(100)
-> -100

Thanks,
Andreas

Nov 17 '05 #2
Multiply it by -1.

"Andreas Klemt" <ak******@hotmail.com> wrote in message
news:e%****************@tk2msftngp13.phx.gbl...
Hello,
how can I change the sign of an Integer Value like

Abs?(100)
-> -100

Thanks,
Andreas

Nov 17 '05 #3

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