Re: Randomly picking numbers

another way of getting random number

@arr = (1,2,13,40,5,6,7,100,34,);
print $arr[int rand(@arr)]."\n";
[download]

!!@!!
May the force be with you!!

Comment on Re: Randomly picking numbers Download Code

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Re^2: Randomly picking numbers by gellyfish (Monsignor) on May 05, 2005 at 12:38 UTC
You don't need the `int` as the subscript is always an integer therefore the index is implicitly converted before being used. /J\	[reply] [d/l]
Re^3: Randomly picking numbers by tlm (Prior) on May 05, 2005 at 13:44 UTC
...the index is implicitly converted before being used. ...and it does so via truncation: `% perl -le 'print +(0, 1)[0.999999]' 0` [download] as opposed to rounding, and that's why it works so well in `$arr[rand @arr]`. the lowliest monk	[reply] [d/l]