PERL - What Does Negation Mean?

Discussion in 'Programming' started by gobbly2100, Mar 30, 2008.

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  1. #1
    Hey,

    I am getting started with Perl but one of the expression operators I don't quite understand.

    What does negation mean?

    It says "Negates the value of a number" but I don't quite understand it.
     
    gobbly2100, Mar 30, 2008 IP
  2. TwistMyArm

    TwistMyArm Peon

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    #2
    It means to multiply by -1 (generally, to make negative).
     
    TwistMyArm, Mar 30, 2008 IP